2014 Aug Sep Oct Nov Dec 2015 Jan Feb Mar Apr May Jun Jul
National Engineering Month starts today.
1896 Henri Becquerel presents his discovery of radioactivity to the Académie des Sciences.
1791 Long-distance communication speeds up with the unveiling of a semaphore machine in Paris.
1875 The first ever organized indoor game of ice hockey is played in Montreal.
1918 The first case of Spanish flu occurs, the start of a devastating worldwide pandemic.
1872 George Westinghouse patents the air brake .
1869 Dmitri Mendeleev presents the first periodic table to the Russian Chemical Society.
1979 Scientists discover a ring around Jupiter while examining photos from the Voyager 1 Spacecraft
1978 The first radio episode of The Hitchhiker's Guide to the Galaxy, by Douglas Adams is transmitted on BBC Radio.
1960 Dr. Belding Hibbard Scribner implants for the first time a shunt he invented into a patient, which allows the patient to receive hemodialysis on a regular basis.
1876 Alexander Graham Bell relays the first phone message "Mr. Watson, come here. I need you."
2011 An earthquake measuring 9.0 in magnitude strikes 130 km east of Sendai, Japan, triggering a tsunami killing thousands of people. This event also triggered the second largest nuclear accident in history, and one of only two events to be classified as a Level 7 on the International Nuclear Event Scale.
1894 Coca-Cola is sold in bottles for the first time in Vicksburg, Mississippi, USA.
2003 The journal Nature reports that 350,000-year-old footprints of an upright-walking human have been found in Italy.
1794 Eli Whitney patents the cotton gin.
2004 Scientists report the discovery of Sedna, the most distant object in the solar system.
1926 The first liquid-fuel rocket is successfully launched travelling 56 meters in 2.5 seconds. See the Goddard Space Flight Center for the latest news in rocket launches.
1950 Researchers at the University of California announce the creation of element 98, which they name Californium .
1989 In Egypt, a 4,400-year-old mummy is found nearby the Pyramid of Cheops. More on the process of mummification .
1895 Auguste and Louis Lumière record their first footage using their newly patented cinematograph .
1916 Albert Einstein publishes his general theory of relativity.
1999 Brian Jones and Bertrand Piccard become the first to circumnavigate the Earth in a hot air balloon .
World Water Day
1989 Stanley Pons and Martin Fleischmann announce their discovery of cold fusion at the University of Utah. Was it for real?
1993 Eugene Shoemaker and David Levy,a Canadian, discover the Comet Shoemaker-Levy 9 .
1807 The Swansea and Mumbles Railway becomes the first passenger carrying railway in the world.
1953 Dr. Jonas Salk's polio vaccine is announced.
1915 The first healthy carrier of disease ever identified in the United States Typhoid Mary is put in quarantine (for the second time), where she would remain until she died in 1938.
1979 Operators of Three Mile Island's Unit 2 nuclear reactor outside of Harrisburg, Pennsylvania fail to recognize that a relief valve in the primary coolant system has stuck open following an unexpected shutdown. As a result, enough coolant drains out of the system to allow the core to overheat and partially melt down.
1974 NASA's Mariner 10 becomes the first spaceprobe to fly by Mercury.
1954 The Yonge Street subway line opens in Toronto. It is the first subway in Canada.
1889 The Eiffel Tower is officially opened.