April 2007 in science

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Other events in April 2007
World - Sci-Tech - Sports - Wikinews
Britain and Ireland - Southeast Asia
2007 developments by topic

Featured science article
• Titanium
Featured technology article
• Compact Cassette

Deaths in April 2007
• April 19: Bohdan Paczyński • April 28: Carl Friedrich von Weizsäcker

Events
None entered

Related pages
Science portal
Technology portal
• 2007 in science
• 2006 in science
• 2005 in science
• 2004 in science
• 2003 in science
*Other Years in Sci Tech

Events in Science and Technology

April 25, 2007

• A method to measure the mass of a cell with high precision, without exposing it to vacuum, is published in Nature. (BBCNews)
• The Japanese spacecraft Hayabusa ignites one of its four rocket engines to begin its flight back to Earth. (SpaceflightNow)

April 18, 2007

• The BlackBerry network, supporting the transfers of E-mail messages, is interrupted for a period of multiple hours, starting around midnight UTC. (Reuters)

April 17, 2007

• A study on the effect of global warming on hurricanes in the Atlantic Ocean is published in Geophysical Research Letters. Its authors believe an increase in wind shear created by a warmer climate may hinder the formation of hurricanes, similar to the El Niño effect. (Reuters)

April 16, 2007

• Results from a preliminary study are made public, using the Gravity Probe B data. They provide confirmation for the geodetic effect predicted by general relativity. The overall margin of error on the measurement is estimated to be below one percent. (BBCNews)

April 13, 2007

• Google reaches a deal with DoubleClick to buy the company for 3.1 billion United States dollars. (The New York Times)

April 10, 2007

• Astrophysical Journal accepts for publication a study on HD209458's "Hot Jupiter" planet, that shows compelling evidence for water vapor in its atmosphere. If confirmed, this would be the first extrasolar planet shown to have water. (SpaceRef.com)

April 5, 2007

• CERN and Fermilab engineers announce that a failure of a magnet within the LHC particle accelerator may delay the start of the experimental campaign of the project. (Reuters)

References

Events in science and technology by month

2010 in science
2009 in science: January February March April May June July August September
2008 in science: January February March April May June July August September October November December
2007 in science: January February March April May June July August September October November December
2006 in science: January February March April May June July August September October November December
2005 in science: January February March April May June July August September October November December
2004 in science: November December
(For earlier science and technology events, see years in science - 2004 in science and earlier.)

News collections and sources

See: Wikipedia:Current science and technology sources.