Learn about the history of science by reading about the significant scientific events that took place on this day in history.
1990 - HITEN launch
Japan launches their first lunar probe named HITEN. The small satellite later entered lunar orbit.
1986 - Uranus flyby
The Voyager 2 spacecraft makes its closest approach (81.593 km) to the planet Uranus.
1958 - Project Zeta announcementEnglish nuclear scientists announce the success of Project Zeta and achieved the first man-made nuclear fusion reaction. Project Zeta was attempting to create fusion by heating deuterium to approximately 5,000,000 °C. Further investigation of the data showed that no fusion actually took place and caused a significant setback to English nuclear science.
1925 - Solar Eclipse filmedTotal solar eclipse filmed by US Navy. A motion picture was taken of the total solar eclipse from the US Naval dirigible, U.S.S. Los Angeles off the coast of Long Island, NY.
1868 - John Davy died.
John Davy was an English chemist and doctor who was the first to produce phosgene gas.