Overview of the events of 2007 in science
3 March 2007: A total lunar eclipse occurs (time lapse shown). The year 2007 involved many significant scientific events and discoveries, some of which are listed below.
Events, discoveries and inventions [ edit ] 9 January – Apple Inc. 's first iPhone smartphone is announced by Steve Jobs at Macworld in San Francisco ;[1] 12 January – Comet McNaught reaches perihelion and becomes visible from Earth during daylight.[2] 14 January – Scientists at the Roslin Institute announce they have genetically engineered chickens to lay eggs containing cancer -fighting proteins .[3] 7 February – The second "Berlin Patient ", Timothy Ray Brown , is given a stem cell transplant from a donor carrying the CCR5-Δ32 allele, which cures his HIV/AIDS .[4] 28 February – The New Horizons space probe makes a gravitational slingshot around Jupiter to change its trajectory towards Pluto . 3–4 March – A total lunar eclipse occurs, visible in some parts of the Americas and Asia, and in all of Europe and Africa.[5] 19 March – A partial solar eclipse occurs, visible in Asia. 10 April – Spectroscopic analysis of HD 209458 b , an extrasolar planet , provides the first evidence of atmospheric water vapor beyond the Solar System . 24 April – The potentially habitable exoplanet Gliese 581 c is discovered in the constellation Libra .[6] 27 April – US researchers simulate half a virtual mouse brain on a supercomputer.[7] May – High Resolution Fly's Eye Observatory (HiRes) and Pierre Auger Observatory present their results suggesting a confirmation for the Greisen–Zatsepin–Kuzmin limit , the theoretical limit for ultra-high-energy cosmic rays interacting with the Cosmic Microwave Background . 5 June – NASA 's MESSENGER Venus en route to Mercury , which it reaches in 2011. 2 July – Venus and Saturn are in conjunction , with a separation of 46 arcseconds . 23 August – Chris Messina proposes use of the hashtag on Twitter .[8] [9] [10] [11] 28 August – A total lunar eclipse occurs, visible in some parts of the Americas and Asia, and all of Australasia and the Pacific Ocean. 11 September – A partial solar eclipse occurs, visible in southern areas of South America. 27 September – NASA's Dawn asteroid belt objects Vesta and Ceres . It reached Vesta in 2011, and Ceres in 2015.[12] 24 October 5 November – The Open Handset Alliance launches the Android mobile operating system . Abel Prize [ edit ] Nobel Prize [ edit ] 26 October 2007: Arthur Kornberg , Nobel Prize -winning American biochemist , dies aged 89. 20 February – F. Albert Cotton (b. 1930 ), American chemist known for research on transition metal chemistry 22 February – Lucille Farrier Stickel (b. 1915 ), American wildlife toxicologist 23 March – Paul Cohen (b. 1934 ), American mathematician, winner of the 1966 Fields Medal 27 March – Paul Lauterbur (b. 1929 ), American chemist, winner of the 2003 Nobel Prize in Physiology or Medicine for his work in developing magnetic resonance imaging 4 April – Karen Spärck Jones (b. 1935 ), English computer scientist 7 July – Dame Anne McLaren (b. 1927 ), English developmental biologist and her ex-husband Donald Michie (b. 1923 ), British AI researcher (automobile accident 23 July – Ernst Otto Fischer (b. 1918 ), German winner of the 1973 Nobel Prize in Chemistry for pioneering work in the area of organometallic chemistry 12 August – Ralph Asher Alpher (b. 1921 ), American cosmologist 29 September – Katsuko Saruhashi (b. 1920 ), Japanese geochemist 26 October – Arthur Kornberg (b. 1918 ), American biochemist , winner of the 1959 Nobel Prize in Physiology or Medicine for his discovery of the mechanisms in the biological synthesis of DNA See also [ edit ] References [ edit ] ^ Honan, Mathew (9 January 2007), Apple unveils iPhone Macworld , archived from the original on 15 April 2008, retrieved 25 September 2012 ^ Rao, Joe (2007). "New Comet is Brightest in 30 Years" . Space.com. Retrieved 25 September 2012 . ^ "Anti-cancer chicken eggs produced" . BBC News . 14 January 2007. Retrieved 18 June 2013 .^ Holt, Nathalia (2015) [2014]. Cured: The People Who Defeated HIV ISBN 978-0-14-218184-3 OCLC 937872774 ^ "Total Lunar Eclipse March 2007" . ESA . 4 March 2007. Retrieved 25 September 2012 .^ Than, Ker (24 April 2007). "Major Discovery: New Planet Could Harbor Water and Life" . Space.com. Retrieved 25 September 2012 . ^ "Mouse brain simulated on computer" . BBC News. 27 April 2007. Retrieved 18 June 2013 .^ Messina, Chris [@chrismessina] (November 4, 2010). "how do you feel about using # (pound) for groups. As in #barcamp [msg]?" (Tweet ). Retrieved 2019-09-30 – via Twitter . ^ Parker, Ashley (2011-06-10). "Twitter's Secret Handshake" . The New York Times . Retrieved 2011-07-26 . ^ "Hashtag inventor: It was an 'accidental trip over a simple idea' . BBC News . Retrieved 2014-12-05 .^ "The Inventor of the Twitter Hashtag Explains Why He Didn't Patent It" . Business Insider . Retrieved 2016-03-19 .^ "Dawn departs Vesta to become first asteroid hopper" . New Scientist the original on 7 September 2012. Retrieved 24 August 2017 . 
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