Wikipedia:Vital articles/Expanded

[edit] Actors and entertainers

1. Woody Allen
2. Fred Astaire
3. Humphrey Bogart
4. Marlon Brando
5. Charlie Chaplin
6. Marlene Dietrich
7. Clint Eastwood
8. Charlton Heston
9. Marilyn Monroe
10. John Wayne

[edit] Artists

1. Paul Cézanne
2. Le Corbusier
3. Salvador Dalí
4. Albrecht Dürer
5. Vincent van Gogh
6. Francisco Goya
7. William Hogarth
8. Hokusai
9. Frida Kahlo
10. Leonardo da Vinci
11. Édouard Manet
12. Henri Matisse
13. Michelangelo
14. Claude Monet
15. Georgia O'Keeffe
16. Pablo Picasso
17. Jackson Pollock
18. Nicolas Poussin
19. Raphael
20. Rembrandt
21. Auguste Rodin
22. Ludwig Mies van der Rohe
23. Diego Velázquez
24. Johannes Vermeer
25. Vitruvius
26. Andy Warhol
27. Christopher Wren
28. Frank Lloyd Wright

[edit] Authors

1. Dante Alighieri
2. Hans Christian Andersen
3. Aristophanes
4. Isaac Asimov
5. Jane Austen
6. William Blake
7. Bertolt Brecht
8. Lord Byron
9. Miguel de Cervantes
10. Anton Chekhov
11. Arthur C. Clarke
12. Emily Dickinson
13. Fyodor Dostoevsky
14. Arthur Conan Doyle
15. Du Fu
16. Alexandre Dumas
17. F. Scott Fitzgerald
18. W. S. Gilbert
19. Brothers Grimm
20. Dashiell Hammett
21. Nathaniel Hawthorne
22. Robert A. Heinlein
23. Ernest Hemingway
24. Hildegard of Bingen
25. Johann Wolfgang von Goethe
26. Homer
27. Victor Hugo
28. Langston Hughes
29. Henrik Ibsen
30. James Joyce
31. Franz Kafka
32. Yasunari Kawabata
33. Li Bai
34. Astrid Lindgren
35. Thomas Mann
36. Adam Mickiewicz
37. Arthur Miller
38. Yukio Mishima
39. Molière
40. Murasaki Shikibu
41. Pablo Neruda
42. Edgar Allan Poe
43. Marcel Proust
44. Aleksandr Pushkin
45. Rainer Maria Rilke
46. Jalal ad-Din Muhammad Rumi
47. Sappho
48. Jean-Paul Sartre
49. William Shakespeare
50. George Bernard Shaw
51. Sophocles
52. Robert Louis Stevenson
53. J. R. R. Tolkien
54. Leo Tolstoy
55. Mark Twain
56. Jules Verne
57. Virgil
58. H. G. Wells
59. Walt Whitman
60. Oscar Wilde
61. William Butler Yeats

[edit] Composers and musicians

1. Johann Sebastian Bach
2. Johannes Brahms
3. The Beatles
4. Chuck Berry
5. Ludwig van Beethoven
6. Frédéric Chopin
7. Claude Debussy
8. Antonín Dvořák
9. Bob Dylan
10. Franz Liszt
11. Edvard Grieg
12. Joseph Haydn
13. Jimi Hendrix
14. Michael Jackson
15. Madonna
16. Gustav Mahler
17. Bob Marley
18. Felix Mendelssohn
19. Claudio Monteverdi
20. Wolfgang Amadeus Mozart
21. Elvis Presley
22. Sergei Prokofiev
23. Maurice Ravel
24. Franz Schubert
25. Robert Schumann
26. The Rolling Stones
27. Gilbert and Sullivan
28. Jean Sibelius
29. Frank Sinatra
30. Pyotr Ilyich Tchaikovsky
31. Antonio Vivaldi
32. Richard Wagner
33. U2

[edit] Directors and screenwriters

1. Ingmar Bergman
2. Walt Disney
3. Sergei Eisenstein
4. Alfred Hitchcock
5. Akira Kurosawa
6. Fritz Lang
7. George Lucas
8. Frances Marion
9. Leni Riefenstahl
10. Martin Scorsese
11. Aaron Sorkin
12. Steven Spielberg

[edit] Entrepreneurs

1. Andrew Carnegie
2. Henry Ford
3. Bill Gates
4. Howard Hughes
5. Donald Trump
6. Ted Turner
7. Sam Walton
8. George Westinghouse

[edit] Explorers

1. Roald Amundsen
2. Neil Armstrong
3. Willem Barents
4. Ibn Battuta
5. Vitus Bering
6. Jacques Cartier
7. Christopher Columbus
8. James Cook
9. Hernán Cortés
10. Francis Drake
11. Juan Sebastián Elcano
12. Leif Ericson
13. Vasco da Gama
14. Yuri Gagarin
15. Edmund Hillary
16. Ferdinand Magellan
17. Tenzing Norgay
18. Marco Polo
19. Abel Tasman
20. Zheng He

[edit] Inventors, scientists and mathematicians

1. Muhammad ibn Musa al-Khwarizmi
2. Archimedes
3. Vladimir Arnold
4. Charles Babbage
5. John Logie Baird
6. Alexander Graham Bell
7. Karl Benz
8. Tim Berners-Lee
9. Niels Bohr
10. Tycho Brahe
11. Rachel Carson
12. Nicolaus Copernicus
13. Marie Curie
14. Charles Darwin
15. Diophantus
16. Thomas Edison
17. Albert Einstein
18. Euclid
19. Leonhard Euler
20. Pierre de Fermat
21. Enrico Fermi
22. Richard Feynman
23. Alexander Fleming
24. Joseph Fourier
25. Buckminster Fuller
26. Casimir Funk
27. Galileo Galilei
28. Carl Friedrich Gauss
29. Geber
30. Kurt Gödel
31. Johann Gutenberg
32. G. H. Hardy
33. David Hilbert
34. Christiaan Huygens
35. Hypatia of Alexandria
36. Edward Jenner
37. Johannes Kepler
38. Donald Knuth
39. Pierre-Simon Laplace
40. Gottfried Leibniz
41. Carolus Linnaeus
42. Ignacy Łukasiewicz
43. James Clerk Maxwell
44. Isaac Newton
45. Alfred Nobel
46. Hans Christian Ørsted
47. Blaise Pascal
48. Louis Pasteur
49. Henri Poincaré
50. Pythagoras
51. Srinivasa Ramanujan
52. Dennis Ritchie
53. Ole Rømer
54. Wilhelm Conrad Röntgen
55. Bernhard Riemann
56. Ernest Rutherford
57. Richard Stallman
58. Nikola Tesla
59. Linus Torvalds
60. Alan Turing
61. Nasir al-Din Tusi
62. Wright brothers

[edit] Philosophers and social scientists

1. Thomas Aquinas
2. Aristotle
3. Augustine of Hippo
4. Averroes
5. Avicenna
6. Francis Bacon
7. Simone de Beauvoir
8. Benedict of Nursia
9. Henri Bergson
10. Isaiah Berlin
11. Noam Chomsky
12. Confucius
13. Jacques Derrida
14. René Descartes
15. Émile Durkheim
16. Ralph Waldo Emerson
17. Michel Foucault
18. Francis of Assisi
19. Sigmund Freud
20. Milton Friedman
21. Edward Gibbon
22. Antonio Gramsci
23. Germaine Greer
24. Jürgen Habermas
25. Georg Wilhelm Friedrich Hegel
26. Martin Heidegger
27. Herodotus
28. Hippocrates
29. David Hume
30. Edmund Husserl
31. Immanuel Kant
32. John Maynard Keynes
33. Ibn Khaldun
34. Søren Kierkegaard
35. Thomas Samuel Kuhn
36. John Locke
37. Rosa Luxemburg
38. Seymour Martin Lipset
39. Niccolò Machiavelli
40. Karl Marx
41. Maimonides
42. Hans Morgenthau
43. Nagarjuna
44. Friedrich Nietzsche
45. Thomas Paine
46. Ivan Pavlov
47. Plato
48. Sima Qian
49. John Rawls
50. Stein Rokkan
51. Jean-Jacques Rousseau
52. Bertrand Russell
53. Adam Smith
54. Socrates
55. Baruch Spinoza
56. Sun Tzu
57. Thales
58. Voltaire
59. Max Weber
60. Ludwig Wittgenstein

[edit] Religious figures

1. Abraham
2. Adam
3. Akiba ben Joseph
4. Ali
5. Baal Shem Tov
6. Báb
7. Bahá'u'lláh
8. Gautama Buddha
9. John Calvin
10. David
11. Guru Gobind Singh
12. Jesus
13. Joseph Smith, Jr.
14. Laozi
15. Lilith
16. Judah Loew ben Bezalel
17. Maimonides
18. Martin Luther
19. Moses
20. Muhammad
21. Guru Nanak Dev
22. Noah
23. Paul the Apostle
24. Rashi
25. Satan
26. Adi Shankara
27. Umar
28. Vilna Gaon
29. Zoroaster

[edit] Politicians and leaders

1. Akbar
2. Alexander the Great
3. Kofi Annan
4. Mustafa Kemal Atatürk
5. Attila the Hun
6. Augustus
7. Hastings Banda
8. Pope Benedict XVI
9. Silvio Berlusconi
10. Otto von Bismarck
11. Tony Blair
12. Simón Bolívar
13. Lucrezia Borgia
14. Gro Harlem Brundtland
15. George W. Bush
16. Fidel Castro
17. Catherine II of Russia
18. Julius Caesar
19. Charlemagne
20. Jacques Chirac
21. Empress Dowager Cixi
22. Winston Churchill
23. Cleopatra VII
24. Cyrus the Great
25. Diana, Princess of Wales
26. Indira Gandhi
27. Constantine I
28. Elizabeth I of England
29. Elizabeth II of the United Kingdom
30. Archduke Franz Ferdinand of Austria
31. Charles de Gaulle
32. Mikhail Gorbachev
33. Hammurabi
34. Hannibal
35. Hirohito
36. Adolf Hitler
37. Thomas Jefferson
38. Pope John Paul II
39. Genghis Khan
40. Lee Kuan Yew
41. Vladimir Lenin
42. Abraham Lincoln
43. Nelson Mandela
44. Mao Zedong
45. Maria Theresa of Austria
46. Mary I of Scotland
47. Golda Meir
48. Christian Michelsen
49. Mahathir bin Mohamad
50. Benito Mussolini
51. Napoleon I of France
52. Nefertiti
53. Kwame Nkrumah
54. Sardar Vallabhbhai Patel
55. Eva Perón
56. Peter I of Russia
57. Józef Piłsudski
58. Pol Pot
59. Qin Shi Huang
60. Ronald Reagan
61. Franklin D. Roosevelt
62. Saladin
63. Gerhard Schröder
64. Haile Selassie I of Ethiopia
65. Semiramis
66. Shaka
67. Queen of Sheba
68. Sitting Bull
69. Joseph Stalin
70. Suleiman the Magnificent
71. Margaret Thatcher
72. Josip Broz Tito
73. Timur
74. Leon Trotsky
75. Harry S. Truman
76. Victoria of the United Kingdom
77. Lech Wałęsa
78. George Washington
79. Wilhelm II of Germany

[edit] Revolutionaries and activists

1. Joan of Arc
2. Mahatma Gandhi
3. Emma Goldman
4. Che Guevara
5. Mother Jones
6. Helen Keller
7. Ruhollah Khomeini
8. Martin Luther King, Jr.
9. Ho Chi Minh
10. Osama bin Laden
11. Florence Nightingale
12. Rosa Parks
13. Emilia Plater
14. Gavrilo Princip
15. Mother Teresa
16. Sojourner Truth
17. Harriet Tubman

1. History
2. Civilization
3. History of the world
4. History of Africa
5. History of the Americas
6. History of Australia
7. History of China
8. History of Europe
9. History of the European Union
10. History of India
11. History of Japan
12. History of the Middle East
13. History of Russia
14. History of the United States

[edit] Prehistory to Renaissance

1. Prehistory
   1. Human evolution
2. Stone Age
   1. Mesoamerica
   2. Mesopotamia
   3. Neolithic Revolution
   4. Sumer
3. Bronze Age
   1. Ancient Egypt
   2. Assyria
   3. Indus Valley Civilization
   4. Maya civilization
   5. Minoan civilization
4. Iron Age
   1. Ancient Greece
   2. Ancient Rome
   3. Macedon
   4. Maurya Empire
   5. Persian Empire
   6. Punic Wars
   7. Roman-Persian Wars
   8. Roman Empire
   9. Silk Road
5. Middle Ages
   1. Aztec
   2. Black Death
   3. Byzantine Empire
   4. Crusades
   5. Decline of the Roman Empire
   6. East-West Schism
   7. Fall of Constantinople
   8. Han Dynasty
   9. Holy Roman Empire
   10. Hundred Years' War
   11. Inca Empire
   12. Islamic conquest of Persia
   13. Islamic Golden Age
   14. Knights Templar
   15. Mongol Empire
   16. Norman conquest of England
   17. Ottoman Empire
   18. Pre-Columbian
   19. Seljuq dynasty
   20. Song Dynasty
   21. Tang Dynasty
   22. Viking Age
   23. Yuan Dynasty
6. Renaissance
   1. Age of Discovery
   2. British Empire
   3. Counter-Reformation
   4. Eighty Years' War
   5. English Civil War
   6. European colonization of the Americas
   7. Little Ice Age
   8. Ming Dynasty
   9. Mughal Empire
   10. Polish-Lithuanian Commonwealth
   11. Protestant Reformation
   12. Scientific Revolution
   13. Spanish conquest of Mexico
   14. Spanish Empire
   15. Spanish Inquisition
   16. Wars of the Roses

[edit] Modern history

1. Modern history
2. 1973 oil crisis
3. Abolitionism
4. Age of Enlightenment
5. American Civil War
6. American Revolutionary War
7. Anglo-Zulu War
8. Armenian Genocide
9. History of South Africa in the apartheid era
10. Atomic bombings of Hiroshima and Nagasaki
11. Berlin Wall
12. Boxer Rebellion
13. British Raj
14. History of the People's Republic of China
15. Chinese Civil War
16. Civil rights movement
17. Cold War
18. Congress of Vienna
19. Crimean War
20. Cuban Missile Crisis
21. Decolonization
22. Declaration of the Establishment of the State of Israel
23. European integration
24. History of the European Union
25. Franco-Prussian War
26. French Revolution
27. French Revolutionary Wars
28. First Sino-Japanese War
29. German reunification
30. Great Depression
31. Great Leap Forward
32. Great Northern War
33. Great Purge
34. Gulf War
35. Haitian Revolution
36. The Holocaust
37. History of the Republic of India
38. Indian Emergency (1975–1977)
39. Indian independence movement
40. Indian Rebellion of 1857
41. Industrial Revolution
42. Information Age
43. Iranian revolution
44. Irish Potato Famine
45. Iron Curtain
46. Italian unification
47. Korean War
48. Manhattan Project
49. Meiji Restoration
50. Mexican–American War
51. Napoleonic Wars
52. Nazi Germany
53. New Imperialism
54. Northwest Indian War
55. Opium Wars
56. Partition of India
57. Partitions of Poland
58. Pearl Harbor
59. Philippine-American War
60. Polish-Soviet War
61. Qing Dynasty
62. Revolutions of 1848
63. Russian Civil War
64. Russian Empire
65. Russian Revolution of 1905
66. Russian Revolution of 1917
67. Russo-Japanese War
68. Scramble for Africa
69. Second Boer War
70. Second Sino-Japanese War
71. Solidarity
72. September 11, 2001 attacks
73. Soviet Union
74. Soviet war in Afghanistan
75. Space exploration
76. Space Race
77. Spanish-American War
78. Spanish Civil War
79. Spanish flu
80. Taiping Rebellion
81. Tiananmen Square protests of 1989
82. Treaty of Paris (1814)
83. Treaty of Versailles
84. Unification of Germany
85. History of the United States
86. Vietnam War
87. Wall Street Crash of 1929
88. War of the Austrian Succession
89. War of the Spanish Succession
90. Women's suffrage
91. World War I
92. World War II
93. Wounded Knee Massacre
94. Xinhai Revolution

1. Geography
2. Capital
3. City
4. Continent
5. Country
6. Desert
7. Glacier
8. Map
9. Mountain
10. North Pole
11. Ocean
12. Rainforest
13. River
14. Sea
15. South Pole

[edit] Bodies of water

1. Amazon River
2. Aral Sea
3. Arctic Ocean
4. Atlantic Ocean
5. Baltic Sea
6. Black Sea
7. Caspian Sea
8. Dead Sea
9. Great Barrier Reef
10. Great Lakes
11. Lake Baikal
12. Lake Tanganyika
13. Lake Titicaca
14. Lake Victoria
15. Indian Ocean
16. Mediterranean Sea
17. Mississippi River
18. North Sea
19. Niagara Falls
20. Nile
21. Pacific Ocean
22. Panama Canal
23. Suez Canal
24. Southern Ocean

[edit] Cities

1. Athens
2. Bangkok
3. Barcelona
4. Beijing
5. Belgrade
6. Berlin
7. Brussels
8. Cairo
9. Copenhagen
10. Dhaka
11. Edinburgh
12. Frankfurt
13. Hanoi
14. Hong Kong
15. Istanbul
16. Jakarta
17. Jerusalem
18. London
19. Los Angeles
20. Manila
21. Madrid
22. Mecca
23. Melbourne
24. Mexico City
25. Moscow
26. Mumbai
27. Munich
28. Nairobi
29. New Delhi
30. New York City
31. Paris
32. Rio de Janeiro
33. Rome
34. Saint Petersburg
35. São Paulo
36. Sarajevo
37. Seoul
38. Shanghai
39. Stockholm
40. Sydney
41. Taipei
42. Tokyo
43. Toronto
44. Vatican City
45. Vienna
46. Warsaw
47. Washington, D.C.

[edit] Continents and regions

1. Africa
2. Antarctica
3. Arctic
4. Asia
5. Europe
6. Latin America
7. Middle East
8. North America
9. Oceania
10. South America

[edit] Countries

See also List of countries and List of countries by population.

1. Afghanistan
2. Australia
3. Austria
4. Bangladesh
5. Belgium
6. Brazil
7. Canada
8. People's Republic of China
9. Democratic Republic of the Congo
10. Cuba
11. Denmark
12. Egypt
13. Ethiopia
14. France
15. Germany
16. Greece
17. India
18. Indonesia
19. Iraq
20. Iran
21. Republic of Ireland
22. Israel
23. Italy
24. Japan
25. Kazakhstan
26. Libya
27. Mexico
28. Monaco
29. Mongolia
30. Nepal
31. Netherlands
32. Niger
33. Nigeria
34. North Korea
35. Norway
36. Pakistan
37. Peru
38. Philippines
39. Poland
40. Russia
41. Rwanda
42. Saudi Arabia
43. Singapore
44. South Africa
45. South Korea
46. Spain
47. Sudan
48. Sweden
49. Switzerland
50. Republic of China (Taiwan)
51. Thailand
52. Turkey
53. Ukraine
54. United Kingdom
55. United States
56. Vietnam

[edit] Mountains, valleys and deserts

1. Alps
2. Andes
3. Gobi Desert
4. Grand Canyon
5. Great Rift Valley
6. Himalayas
7. Mount Everest
8. Mount Kilimanjaro
9. Rocky Mountains
10. Sahara

1. Art
2. Aesthetics

[edit] Architecture

1. Architecture
2. Specific structures
   1. Angkor Wat
   2. Aswan Dam
   3. Buckingham Palace
   4. Colosseum
   5. Eiffel Tower
   6. Empire State Building
   7. Great Wall of China
   8. The Kremlin
   9. Parthenon
   10. Sears Tower
   11. Sydney Opera House
   12. Stonehenge
   13. Taj Mahal
3. Seven Wonders of the World
   1. Colossus of Rhodes
   2. Great Pyramid of Giza
   3. Hanging Gardens of Babylon
   4. Lighthouse of Alexandria
   5. Mausoleum of Maussollos
   6. Statue of Zeus at Olympia
   7. Temple of Artemis

[edit] Literature

1. Literature
2. History of literature
3. Fiction
4. Book
   1. Republic
   2. The Book of One Thousand and One Nights
5. Novel
   1. Don Quixote
   2. The Lord of the Rings
6. Poetry
   1. Epic of Gilgamesh
   2. Iliad
   3. Mahabharata
   4. Odyssey
   5. Shahname
7. Short story

[edit] Music

1. Music
2. History of music
3. Singing
4. Song
5. Specific music genres
   1. Baroque music
   2. Classical music
      1. Opera
      2. Symphony
   3. Folk music
   4. Gamelan
   5. Hip hop music
   6. Jazz
   7. Pop music
   8. Reggae
   9. Rhythm and blues
      1. Soul music
   10. Rock music
       1. Heavy metal music
6. Musical instrument
   1. Drum
   2. Flute
   3. Guitar
   4. Piano
   5. String instrument
   6. Trumpet
   7. Violin

[edit] Performing arts

1. Performing arts
2. Acrobatics
3. Comedy
4. Dance
5. Film
   1. Animation
   2. Silent film
   3. Studio system
6. Magic
7. Oratory
8. Theatre
   1. Broadway theatre
   2. Noh

[edit] Visual arts

1. Visual arts
2. History of art
3. Comics
4. Drawing
5. Fashion
6. Painting
   1. Mona Lisa
   2. The Night Watch
   3. The Scream
7. Pottery
8. Sculpture
   1. The Thinker

[edit] Philosophy

1. Philosophy
   1. Eastern philosophy
   2. Western philosophy
2. Beauty
3. Ethics
4. Epistemology
   1. Belief
   2. Knowledge
   3. Truth
5. Dialectic
6. Experience
7. Free will
8. Logic
9. Metaphysics
   1. Existence
   2. Ontology
   3. Reality
10. Morality

[edit] Philosophical schools and traditions

1. Epistemological philosophies
   1. Empiricism
   2. Naturalism
   3. Pragmatism
   4. Rationalism
   5. Reductionism
2. Metaphysical philosophies
   1. Determinism
   2. Dualism
   3. Idealism
   4. Materialism
   5. Monism
3. Moral philosophies
   1. Nihilism
   2. Relativism
   3. Utilitarianism
4. Philosophical movements
   1. Existentialism
   2. Humanism
   3. Logical positivism
   4. Modernism
   5. Objectivism
   6. Positivism
   7. Postmodernism
   8. Platonic realism
   9. Romanticism
   10. Skepticism
   11. Stoicism
5. Theistic philosophies
   1. Theism
   2. Agnosticism
   3. Atheism
   4. Deism
   5. Fundamentalism
   6. Gnosticism
   7. Panentheism
   8. Pantheism

[edit] Religion

1. Religion
2. Deity
   1. God
   2. Goddess
3. Dharma
4. Festival
5. Holiday
   1. Christmas
6. Karma
7. Mythology
   1. Greek mythology
8. Mysticism
   1. Astrology
9. Soul
10. Spiritual practice
    1. Meditation
    2. Prayer
    3. Worship
    4. Yoga
11. Spirituality

[edit] Specific religions

1. Ayyavazhi
2. Bahá'í Faith
3. Buddhism
   1. Mahayana
   2. Theravada
   3. Vajrayana
4. Christianity
   1. Bible
   2. Catholicism
      1. Roman Catholic Church
   3. Church
   4. Eastern Orthodox Church
   5. Protestantism
   6. Pope
   7. Trinity
5. Confucianism
6. Hinduism
   1. Bhagavad Gita
   2. Brahma
   3. Brahman
   4. Krishna
   5. Shiva
   6. Upanishad
   7. Vedas
   8. Vedanta
   9. Vishnu
7. Islam
   1. Allah
   2. Mosque
   3. Shi'a Islam
   4. Sunni Islam
   5. Sufism
   6. Qur'an
8. Jainism
9. Judaism
   1. Orthodox Judaism
   2. Passover
   3. Torah
   4. Tanakh
   5. Yom Kippur
10. Shinto
11. Sikhism
    1. Golden Temple
    2. Guru Granth Sahib
12. Taoism
13. Unitarianism
14. Voodoo
15. Zoroastrianism

1. Clothing
2. Communication
3. Cooking
4. Color
   1. Black
   2. Blue
   3. Green
   4. Red
   5. Yellow
   6. White
5. Experience
6. Information

[edit] Family and relationships

1. Family
   1. Daughter
   2. Father
   3. Mother
   4. Son
2. Adult
   1. Man
   2. Woman
3. Child
   1. Boy
   2. Girl
   3. Infant
4. Courtship
5. Human sexuality
6. Interpersonal relationship
7. Marriage
   1. Husband
   2. Wife

[edit] Thought, behavior and emotion

1. Consciousness
2. Emotion
   1. Anger
   2. Fear
   3. Happiness
   4. Hate
   5. Love
   6. Depression
3. Mind
4. Sleep
   1. Dream
5. Thought

[edit] Food and drink

1. Food
2. Bread
3. Butter
4. Cereal
   1. Barley
   2. Maize
   3. Oat
   4. Rice
   5. Sorghum
   6. Wheat
5. Cheese
6. Chocolate
7. Egg
8. Flour
9. Fruit
   1. Apple
   2. Banana
   3. Grape
   4. Legume
      1. Soybean
   5. Lemon
   6. Nut
   7. Orange
10. Honey
11. Meat
12. Sugar
13. Vegetable
    1. Cabbage
    2. Carrot
    3. Lettuce
    4. Potato
    5. Tomato
14. Alcoholic beverage
    1. Beer
    2. Wine
15. Coffee
16. Cola
17. Drinking water
18. Milk
19. Tea

[edit] Language

1. Language
2. Alphabet
   1. Letter
   2. Chinese character
   3. Cyrillic alphabet
   4. Greek alphabet
   5. Latin alphabet
   6. Phoenician alphabet
3. Dialect
4. Grammar
   1. Noun
   2. Syntax
   3. Verb
5. Linguistics
6. Literacy
7. Pronunciation
8. Word
9. Writing

[edit] Specific languages

1. Arabic language
2. Bengali language
3. Chinese language
4. English language
5. Esperanto
6. French language
7. German language
8. Greek language
9. Hebrew language
10. Hindi
11. Japanese language
12. Latin
13. Portuguese language
14. Russian language
15. Sanskrit
16. Spanish language
17. Tamil language
18. Turkish language
19. Punjabi language

[edit] Recreation and entertainment

1. Recreation
2. Entertainment
3. Game
   1. Backgammon
   2. Board game
   3. Chess
   4. Dice
   5. Draughts
   6. Go
   7. Mancala
   8. Playing card
   9. Video game
4. Gambling
5. Leisure
6. Martial arts
   1. Judo
   2. Karate
7. Party
8. Sport
   1. American football
      1. National Football League
      2. Super Bowl
   2. Athletics
   3. Auto racing
      1. Formula One
      2. NASCAR
   4. Badminton
   5. Baseball
      1. Major League Baseball
   6. Basketball
      1. National Basketball Association
   7. Boxing
   8. Cricket
      1. Cricket World Cup
   9. Fencing
   10. Football (soccer)
       1. FIFA World Cup
   11. Hockey
       1. Ice hockey
   12. Olympic Games
   13. Rugby football
   14. Tennis
   15. Volleyball
   16. Water polo
   17. Wrestling
9. Toy

[edit] Timekeeping

1. Calendar
   1. Chinese calendar
   2. Gregorian calendar
   3. Day
      1. Sunday
      2. Monday
      3. Tuesday
      4. Wednesday
      5. Thursday
      6. Friday
      7. Saturday
   4. Week
   5. Month
      1. January
      2. February
      3. March
      4. April
      5. May
      6. June
      7. July
      8. August
      9. September
      10. October
      11. November
      12. December
   6. Year
   7. Leap year
2. Daylight saving time
3. Second
4. Time zone

1. Society
2. Culture
3. Community
4. Humanities

[edit] Business and economics

1. Business
2. Economics
   1. Macroeconomics
   2. Microeconomics
   3. Good
   4. Service (economics)
   5. Supply and demand
3. Capital
4. Company
5. Corporation
6. Currency
   1. Euro
   2. Japanese yen
   3. Pound sterling
   4. Renminbi
   5. Rupee
   6. United States dollar
7. Employment
8. Finance
9. Industry
   1. Agriculture
   2. Construction
   3. Fishing
   4. Forestry
   5. Manufacturing
   6. Mining
   7. Refining
   8. Tourism
10. Market
11. Marketing
12. Money
13. Stock exchange
    1. New York Stock Exchange
    2. Nasdaq
    3. London Stock Exchange
    4. Tokyo Stock Exchange
14. Tax
15. Trade

[edit] Education

1. Education
2. College
3. Curriculum
4. Learning
5. School
6. Teacher
7. University
8. Specific educational institutions
   1. Cambridge
   2. Harvard
   3. Oxford
   4. Princeton
   5. Yale
   6. University of Paris
   7. University of Chicago
   8. California Institute of Technology
   9. Massachusetts Institute of Technology
   10. Stanford University
   11. University of California, Berkeley
   12. Tokyo University
   13. Moscow State University
   14. Peking University
   15. Indian Institutes of Technology

[edit] International organizations

1. African Union
2. Arab League
3. Association of Southeast Asian Nations
4. Commonwealth of Independent States
5. Commonwealth of Nations
6. Council of Europe
7. European Union
8. Geneva Conventions
9. International Red Cross and Red Crescent Movement
10. Interpol
11. NATO
12. Nobel Prize
13. Organisation for Economic Co-operation and Development
14. Organization for Security and Co-operation in Europe
15. Organization of American States
16. OPEC
17. United Nations
    1. International Atomic Energy Agency
    2. International Court of Justice
    3. International Criminal Court
    4. International Monetary Fund
    5. UNESCO
    6. United Nations Children's Fund
    7. Universal Declaration of Human Rights
    8. World Bank Group
    9. World Health Organization
    10. World Trade Organization

[edit] Law

1. Law
   1. Civil law
   2. Common law
   3. Criminal law
2. Capital punishment
3. Civil rights
4. Crime
5. Constitution
6. Contract
7. Judiciary
8. Jurisprudence
9. Justice
10. Police
11. Legal history
12. Tort
13. Specific documents
    1. Magna Carta
    2. Leviathan
    3. The Communist Manifesto

[edit] Media

1. Advertising
2. Broadcasting
3. Journalism
4. Citizen journalism
5. Magazine
6. Mass media
7. News
8. Newspaper
9. Publishing

[edit] Politics and government

1. Politics
   1. Conservatism
   2. Liberalism
2. Government
3. Capitalism
4. Civics
   1. Anarchism
   2. Communism
   3. Democracy
   4. Dictatorship
   5. Fascism
   6. Marxism
   7. Monarchy
   8. Republic
   9. Socialism
   10. Theocracy
5. Diplomacy
6. Globalization
7. Imperialism
8. Nationalism
9. Political party
10. Separation of powers
11. State

[edit] Social issues

1. Abortion
2. Abuse
3. Birth control
4. Discrimination
   1. Racism
   2. Sexism
5. Euthanasia
6. Freedom
7. Human rights
8. Pollution
9. Poverty
10. Sustainable development
11. Slavery
12. Social movement
    1. Environmentalism
    2. Feminism
13. World peace

[edit] Social sciences

1. Social sciences
2. Anthropology
3. Archaeology
4. Demographics
5. Political science
6. Psychology
7. Social research
8. Social theory
9. Sociology

[edit] War and military

1. Aerial warfare
2. Battle
3. Guerrilla warfare
4. Naval warfare
5. Trench warfare
6. Military
   1. Army
   2. Cavalry
   3. Infantry
   4. Navy
7. Peace
8. War

[edit] Health and fitness

1. Health
   1. Illness
2. Physical fitness
   1. Body Mass Index
   2. Exercise
   3. Hygiene
   4. Obesity
   5. Weight loss
3. Stress
4. Suicide
5. Nutrition
   1. Diet
   2. Dietary supplement
   3. Food groups
   4. Malnutrition
6. Substance abuse
   1. Addiction
   2. Alcoholism
   3. Drug addiction
7. Drug
   1. Caffeine
   2. Cannabis
   3. Cocaine
   4. Ethanol
   5. Nicotine
      1. Tobacco
   6. Opium

[edit] Medicine

1. Medicine
2. Health care
3. Coma
   1. Persistent vegetative state
4. Dentistry
5. Disability
   1. Autism
   2. Blindness
   3. Hearing impairment
   4. Mental retardation
6. Injury
   1. Bone fracture
   2. Bruise
   3. Burn
   4. Frostbite
   5. Wound
7. Medical procedure
   1. Chemotherapy
   2. Diagnosis
   3. Medical test
   4. Organ transplant
   5. Palliative care
   6. Radiation therapy
   7. Surgery
   8. Symptomatic treatment
8. Medication
   1. Prescription drug
9. Physical examination
   1. Autopsy
   2. Biopsy
   3. Blood pressure
   4. Blood test
   5. DNA test
   6. Electrocardiogram
   7. Endoscopy
   8. Eye examination
   9. Hearing test
   10. Lumbar puncture
   11. Magnetic resonance imaging
   12. Pap smear
   13. Pulse
   14. Radiology
   15. Reflex test
   16. Urine test
10. Poison
    1. Toxin
11. Psychosis
    1. Delusion
    2. Hallucination
12. Physical trauma
    1. Aneurysm
    2. Brain damage
    3. Bleeding
    4. Cardiac arrest
    5. Hypoxia
    6. Inflammation
    7. Respiratory failure
    8. Shock
    9. Stroke
13. Physician
14. Syndrome

[edit] Disease

1. Disease
   1. Asthma
   2. Bronchitis
   3. Cirrhosis
   4. Diabetes mellitus
   5. Parkinson's disease
   6. Heart disease
   7. Hepatitis
   8. Hypertension
   9. Meningitis
2. Cancer
   1. Breast cancer
   2. Colorectal cancer
   3. Leukemia
   4. Lung cancer
   5. Lymphoma
   6. Prostate cancer
   7. Skin cancer
      1. Melanoma
   8. Tumor
      1. Brain tumor
3. Foodborne illness
   1. Botulism
   2. Mushroom poisoning
   3. Typhoid fever
   4. Salmonella
4. Infectious disease
   1. Pathogen
   2. Anthrax
   3. Bubonic plague
   4. Chickenpox
   5. Cholera
   6. Common cold
   7. Dengue fever
   8. Diphtheria
   9. Dysentery
   10. Encephalitis
   11. Gangrene
   12. Ebola
   13. Hand, foot and mouth disease
   14. Influenza
       1. H5N1
   15. Leprosy
   16. Lyme disease
   17. Malaria
   18. Measles
   19. Mumps
   20. Pertussis (Whooping Cough)
   21. Pneumonia
   22. Rabies
   23. SARS
   24. Scabies
   25. Scarlet Fever
   26. Smallpox
   27. Tetanus
   28. Transmissible spongiform encephalopathy
   29. Tuberculosis
   30. Typhus
   31. West Nile virus
   32. Yellow fever
5. Mental illness
   1. Alzheimer's disease
   2. Bipolar disorder
   3. Clinical depression
   4. Dementia
   5. Schizophrenia
6. Sexually transmitted disease
   1. AIDS
   2. Gonorrhea
   3. Herpes simplex
   4. Syphilis

1. Science
2. History of science
3. Nature
4. Philosophy of science
5. Scientific method

[edit] Astronomy

1. Astronomy
2. Asteroid
3. Asteroid belt
4. Big Bang
5. Black hole
6. Comet
7. Eclipse
8. Galaxy
   1. Milky Way
9. Kuiper belt
10. Natural satellite
11. Oort cloud
12. Orbit
13. Outer space
14. Physical cosmology
15. Planet
16. Solar System
    1. Sun
    2. Mercury
    3. Venus
    4. Earth
       1. Moon
    5. Mars
    6. Ceres
    7. Jupiter
       1. Io
       2. Europa
       3. Ganymede
       4. Callisto
    8. Saturn
       1. Titan
    9. Uranus
    10. Neptune
        1. Triton
    11. Pluto
    12. Eris
17. Star
18. Supernova
19. Universe

[edit] Biology

1. Biology
2. Life
   1. Death
3. Botany
4. Ecology
   1. Ecosystem
   2. Endangered species
   3. Extinction
5. Evolution
   1. Natural selection
6. Genetics
   1. DNA
   2. Gene
   3. Heredity
7. Organic compound
   1. Alcohol
   2. Carbohydrate
   3. Fat
      1. Fatty acid
      2. Lipid
   4. Protein
      1. Enzyme
      2. Hormone
8. Origin of life
9. Scientific classification
   1. Species
10. Zoology

[edit] Anatomy

1. Anatomy
2. Cell
3. Circulatory system
   1. Blood
   2. Heart
4. Endocrine system
5. Gastrointestinal tract
   1. Colon
   2. Small intestine
   3. Liver
6. Immune system
7. Integumentary system
   1. Breast
   2. Skin
8. Nervous system
   1. Brain
   2. Sensory system
      1. Auditory system
         1. Ear
      2. Gustatory system
      3. Olfactory system
      4. Somatosensory system
      5. Visual system
         1. Eye
9. Reproductive system
   1. Penis
   2. Vagina
10. Respiratory system
    1. Lung
11. Skeleton

[edit] Biological processes

1. Metabolism
   1. Digestion
      1. Excretion
   2. Photosynthesis
   3. Respiration
2. Biological reproduction
   1. Asexual reproduction
   2. Sexual reproduction
      1. Heterosexuality
      2. Homosexuality
      3. Pregnancy
      4. Sex
         1. Female
         2. Male
      5. Sexual intercourse

[edit] Organisms

1. Organism
2. Animal
   1. Arthropod
      1. Insect
         1. Ant
         2. Bee
         3. Butterfly
      2. Arachnid
   2. Chordate
      1. Amphibian
         1. Frog
      2. Bird
         1. Dove
         2. Eagle
         3. Falcon
      3. Fish
         1. Shark
      4. Mammal
         1. Ape
         2. Bat
         3. Bear
         4. Camel
         5. Cat
         6. Cattle
         7. Dog
         8. Dolphin
         9. Elephant
            1. Mammoth
         10. Horse
         11. Human
         12. Lion
         13. Pig
         14. Tiger
         15. Sheep
         16. Whale
      5. Reptile
         1. Dinosaur
         2. Snake
3. Archaea
4. Bacteria
5. Fungus
6. Plant
   1. Flower
      1. Rose
   2. Tree
7. Protist
8. Prion
9. Virus
   1. AIDS virus

[edit] Chemistry

1. Chemistry
2. Biochemistry
3. Organic chemistry
4. Inorganic chemistry
5. Alloy
   1. Brass
   2. Bronze
   3. Steel
6. Catalysis
7. Chemical bond
   1. Ionic bond
   2. Covalent bond
   3. Metallic bond
   4. Hydrogen bond
   5. Intermolecular force
8. Chemical compound
   1. Alcohol
   2. Carbon dioxide
   3. Hydrochloric acid
   4. Oil
   5. Salt
   6. Sulfuric acid
   7. Water
9. Chemical element
   1. List of elements
   2. Atomic number
   3. Periodic table
   4. Aluminium
   5. Arsenic
   6. Caesium
   7. Calcium
   8. Carbon
      1. Diamond
      2. Graphite
   9. Chlorine
   10. Chromium
   11. Cobalt
   12. Copper
   13. Fluorine
   14. Gold
   15. Helium
   16. Hydrogen
   17. Iodine
   18. Iron
   19. Lead
   20. Lithium
   21. Magnesium
   22. Mercury
   23. Neon
   24. Nickel
   25. Nitrogen
   26. Oxygen
   27. Phosphorus
   28. Platinum
   29. Plutonium
   30. Potassium
   31. Silicon
   32. Silver
   33. Sodium
   34. Sulfur
   35. Tin
   36. Titanium
   37. Tungsten
   38. Uranium
   39. Zinc
10. Chemical reaction
    1. Acid
    2. Alkali
    3. Base
11. Conservation of mass
12. Crystal
13. Electrolysis
14. Glass
15. Ion
16. Metal
17. Mineral
18. Molecule
19. Phase
    1. Gas
    2. Liquid
    3. Plasma
    4. Solid
20. Silicate

[edit] Earth science

1. Earth science
2. History of Earth
3. Geology
   1. Crust
   2. Erosion
   3. Geologic fault
   4. Mantle
   5. Plate tectonics
   6. Rock
      1. Basalt
      2. Flint
      3. Igneous rock
      4. Limestone
      5. Magma
      6. Sedimentary rock
   7. Volcano
4. Earth's atmosphere
   1. Climate
   2. Cloud
   3. El Niño
   4. Global warming
   5. Meteorology
   6. Precipitation
      1. Acid rain
      2. Hail
      3. Rain
      4. Snow
   7. Weather
5. Natural disaster
   1. Avalanche
   2. Flood
   3. Earthquake
   4. Tornado
   5. Tropical cyclone
   6. Tsunami
6. Oceanography

[edit] Physics

1. Physics
2. Atom
3. Particle physics
   1. Standard Model
   2. Particle accelerator
   3. Subatomic particle
      1. Electron
      2. Neutrino
      3. Neutron
      4. Photon
      5. Proton
      6. Quark
4. Classical mechanics
   1. Newton's laws of motion
5. Energy
   1. Light
   2. Electromagnetic radiation
      1. Infrared
      2. Visual spectrum
      3. Ultraviolet
      4. Gamma ray
   3. Kinetic energy
   4. Potential energy
6. Force
   1. Electromagnetism
   2. Gravitation
   3. Strong interaction
   4. Weak interaction
7. Heat
   1. Temperature
8. Isotope
9. Mass
   1. Weight
10. Matter
11. Motion
    1. Acceleration
    2. Speed
    3. Velocity
12. Quantum mechanics
13. Sound
14. Space
15. Speed of light
16. Thermodynamics
17. Theory of relativity
18. Time

1. Technology
2. History of technology
3. Engineering
4. Artificial intelligence
5. Biotechnology
6. Genetic Engineering
7. Nanotechnology
8. Nuclear technology
9. Cotton
10. Tool
11. Irrigation
    1. Plough

[edit] Electronics

1. Electronics
   1. Capacitance
   2. Gain
   3. Electric charge
   4. Current
   5. Electrical resistance
   6. Frequency
   7. Inductance
   8. Reactance
2. Components
   1. Battery
   2. Capacitor
   3. Diode
   4. Incandescent light bulb
   5. Inductor
   6. Integrated circuit
   7. Resistor
   8. Semiconductor
   9. Transformer
   10. Transistor

[edit] Energy and raw materials

1. Electricity
2. Fossil fuel
   1. Coal
   2. Gasoline
   3. Petroleum
3. Geothermal power
4. Hydropower
5. Nuclear power
6. Renewable energy
7. Solar power
8. Wind power
9. Paper
10. Wood

[edit] Food and health

1. Electrocardiogram
2. Magnetic resonance imaging
3. Pasteurization
4. Penicillin
5. Refrigerator
6. Stove
7. Vaccine
8. X-ray

[edit] Information technology

1. Information technology
2. Computer science
   1. Algorithm
3. Abacus
4. Calculator
5. Computer
   1. Boot loader
   2. Hard disk
   3. Motherboard
   4. Processor
   5. RAM
6. Cryptography
7. Operating system
   1. BSD
   2. Linux
   3. Mac OS
   4. Microsoft Windows
   5. Unix
8. Programming language
   1. BASIC
   2. C++
   3. Java programming language
   4. PHP
9. Software
10. User interface
    1. Keyboard
    2. Monitor
    3. Mouse

[edit] Material and chemical

1. Fire
2. Explosive material
   1. Dynamite
   2. Gasoline
   3. Gunpowder
   4. Kerosene
3. Metallurgy
4. Plastic
5. Rubber

[edit] Mechanical and structural engineering

1. Mechanical engineering
2. Engine
   1. Electric motor
   2. Internal combustion engine
   3. Jet engine
   4. Steam engine
3. Inclined plane
4. Lever
5. Pulley
6. Robot
7. Screw
8. Wedge
9. Wheel
10. Structural engineering
11. Arch
12. Bridge
13. Canal
14. Dam
15. Dome
16. House
17. Nail
18. Pyramid
19. Tower

[edit] Media and communication

1. Telecommunication
2. Compact disc
3. Internet
   1. E-mail
   2. Transmission Control Protocol
   3. World Wide Web
      1. Web browser
   4. HTTP
   5. HTML
4. Microphone
5. Mobile phone
6. Photography
7. Printing press
8. Printing
9. Radio
10. Telegraph
11. Telephone
12. Television
13. Typewriter
14. Video

[edit] Navigation and timekeeping

1. Clock
2. Compass
3. Global Positioning System
4. Gyroscope
5. Pendulum
6. Radar
7. Sonar
8. Sundial

[edit] Optical

1. Camera
2. Glasses
3. Laser
4. Lens
5. Microscope
6. Prism
7. Telescope

[edit] Space

1. Atacama Large Millimeter Array
2. Great Observatories program
3. Herschel Space Observatory
4. Hubble Space Telescope
5. International Space Station
6. Moon landing
7. Project Apollo
8. Rocket
9. Satellite
10. Space Shuttle
11. Space station

[edit] Transportation

1. Transport
2. Vehicle
3. Aircraft
4. Automobile
5. Bicycle
6. Boat
7. Elevator
8. Helicopter
9. Fixed-wing aircraft
10. Motorcycle
11. Railroad
12. Rapid transit
13. Ship
14. Stirrup
15. Train

[edit] Weapons

1. Weapon
2. Artillery
3. Axe
4. Bow
5. Firearm
6. Handgun
7. Knife
8. Machine gun
9. Nuclear weapon
10. Rifle
11. Spear
12. Submarine
13. Sword
14. Tank

1. Mathematics
   1. Constant
      1. Pi
      2. e
   2. Differential equation
   3. Digit
   4. Equation
   5. Exponentiation
   6. Function
   7. Infinity
   8. Limit
   9. Logarithm
   10. Number
       1. Complex number
       2. Integer
       3. Natural number
       4. Rational number
       5. Real number
   11. Series
   12. Square root
   13. Variable
2. Algebra
3. Analysis
4. Arithmetic
   1. Addition
   2. Division
   3. Fraction
   4. Multiplication
   5. Percentage
   6. Subtraction
5. Calculus
   1. Derivative
   2. Integral

1. Chaos theory
   1. Fractal
2. Game theory
3. Geometry
   1. Angle
   2. Area
   3. Coordinates
      1. Polar coordinate system
      2. Cartesian coordinate system
   4. Line
   5. Plane
   6. Shape
      1. Circle
      2. Square
      3. Triangle
   7. Volume
4. Group theory
5. Linear algebra
   1. Matrix
6. Mathematical logic
   1. Axiom
   2. Induction
   3. Proof
   4. Reductio ad absurdum
7. Number theory
   1. Prime number
8. Probability
   1. Statistics
   2. Probability theory
9. Set theory
   1. Set
10. Topology
11. Trigonometry
    1. Trigonometric function

1. Measurement
2. Metric system
3. International System of Units
4. Imperial unit
5. Length
   1. Foot
   2. Metre
   3. Kilometre
   4. Mile
   5. Light-year
6. Angle
   1. Degree
   2. Radian
7. Volume
   1. Gallon
   2. Litre

1. Mass
   1. Kilogram
   2. Ton
   3. Pound
2. Temperature
   1. Celsius
   2. Fahrenheit
   3. Kelvin
3. Force
   1. Newton
4. Power
   1. Watt
5. Electromagnetism
   1. Ampere
   2. Volt
   3. Ohm
   4. Hertz