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Born 200 years ago #Today, Louis Pasteur is renowned for his discoveries of the principles of vaccination, microbial fermentation, and pasteurization. His works are credited to saving millions of lives thanks to the vaccines for rabies and anthrax buff.ly/2QePXbq
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#Today in 1983, Stanislav Petrov, an officer of the Soviet Air Defence Forces, correctly identified as a false alarm an early warning about an American multiple ICBM attack, possibly avoiding an escalation to a full-scale nuclear war [read more: bit.ly/2B7vhHJ]
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413 years ago #Today, Galileo Galilei revealed his telescope to a group of Venetian lawmakers included the Doge bit.ly/2vokIOB
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172 years ago #Today, the rotation of the Earth was experimentally proved by Leon Foucault. After weeks of work, he recorded in his journal that he made this discovery at 2:00 am working with a pendulum in the cellar of the house he shared with his mother buff.ly/2MEJlUM
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55 years ago #Today, Sweden switched from left-hand to right-hand traffic. This is a picture of Stockholm on that day [read more: bit.ly/2vDCfGU]
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264 years ago #Today, the predicted return of comet 1P/Halley was first sighted by Johann Georg Palitzsch. Edmond Halley had predicted in 1705 the return of the comet every 75.5 years. For the first time the scientific prediction had been proven bit.ly/2C52msG
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Born 203 years ago #Today, Léon Foucault was a physicist and he's best known for proving the Earth's rotation with his pendulum, making the discovery at 2 am in the cellar he shared with his mother buff.ly/2MEJlUM
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Born #Today in 1908, Mary G. Ross was the first known Native American female engineer, and the first female engineer in the history of Lockheed, remembered for her work on aerospace design and design concepts for interplanetary space travel [read more: buff.ly/2OX5Gtd]
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Born #Today in 1919, Maurice Hilleman developed over 40 vaccines, among which measles, mumps, hepatitis, chickenpox, meningitis, pneumonia: an unparalleled record of productivity that saved more lives than any other scientist of the 20th century buff.ly/2o9ChmY
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«When I woke up just after dawn on September 28, 1928, I certainly didn’t plan to revolutionize all medicine by discovering the world’s first antibiotic. But I guess that was exactly what I did»
#Today in 1928, Alexander Fleming discovered penicillin
buff.ly/3m6l5c9
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53 years ago #Today, the Apollo 12 Saturn V was about to launch (16:22 UTC) to achieve the second successful Moon landing bit.ly/1MBvWAp
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21 years ago #Today, astronaut Frank Culbertson was on the International Space Station during Expedition 3 and witnessed the September 11th attacks from space [read more: buff.ly/3hleJE4] #September11
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#Today in 1994, Netscape Navigator 1.0 browser was released
[read more: buff.ly/3DxBVuq]
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30 years ago #Today, the "Peekskill meteorite" hit an unoccupied 1980 Chevy Malibu near New York bit.ly/2kBBaKj
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Television viewers saw this picture of Earth during the sixth live telecast from the Apollo 8 spacecraft on its way home, 54 years ago #Today go.nasa.gov/2i0atfC
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The 2022 December Solstice, the first day of winter in planet Earth's northern hemisphere and summer in the southern one, is #Today at 21:48 UTC
[read more: buff.ly/2A2nwUZ ]
[you can see a solstice from space: buff.ly/30ZoaBV]
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This is the oldest surviving aerial photograph, taken 43 years before the invention of the airplane, 162 years ago #Today bit.ly/1EaL7fl
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92 years ago #Today, the first photograph showing the curvature of the Earth was exhibited in Cleveland, Ohio
[read more: ow.ly/ajQe30n8x39]
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#Today in 1888, the Cliff Palace at Mesa Verde, Colorado, was rediscovered by rancher Richard Wetherill. In the 1200s, the Anasazi, an ancient pueblo people, built 150 rooms and 23 large, round kivas within a large rock shelter, high on a cliff buff.ly/3G15Axh
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89 years ago #Today, the #Draconids put on one of the greatest astronomical shows ever, the famous radiant storm of 9 October bit.ly/2egCoaa
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55 years ago #Today, the Concorde, the joint British-French venture and the world's first supersonic airliner, was unveiled in Toulouse, France bit.ly/2kpX8gi
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50 years ago #Today, Apollo 17 launched the last men to have walked on the Moon, on the last Saturn V rocket to fly with a crew (so powerful you could even see shockwaves) bit.ly/2jp92Hv
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This is the first cellular phone: it was approved by U.S. FCC 37 years ago #Today and it cost $4,000 [read more: bit.ly/1PgPv5m]
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Born 231 years ago #Today, Charles Babbage was a polymath, a mathematician, a philosopher, an inventor and a mechanical engineer: he originated the concept of digital programmable computer bit.ly/2l0v7gk
