Calendar Of Science
Every month, Pacific Science Center publishes a Calendar of Science, a compendium of science facts to add a little knowledge to your daily routine. So, read on and discover a few things you may not have known. If you would like to receive a daily dose of science, subscribe to Calendar of Science on Twitter. We've also set up a Google Calendar to which you may subscribe. Have a comment or question? Please drop us a line. Remember, life's boring without discovery!
March 1, 1896-Physicist Henri Becquerel discovered radioactivity, found a photographic plate fogged after left next to uranium ore.
March 2, 1972-Pioneer 10 was launched. 1st spacecraft to cross the asteroid belt and fly past Jupiter.
March 3, 1879-Birthday of biochemist Elmer McCollum, who discovered vitamin A and vitamin D.
March 4, 1904-Birthday of physicist George Gamow who predicted the existence of the cosmic background radiation.
March 5, 1574-Birthday of mathematician William Oughtred, who invented the slide rule.
March 6, 1787-Birthday of physicist Joseph von Fraunhofer, 1st to study the dark lines in the Sun's spectrum (now called Fraunhofer lines).
March 7, 1792-Birthday of John Herschel, invented the word photography and 1st to use sodium thiosulfate or 'hypo' to develop film.
March 8, 1979-Voyager 1 discovered active volcanoes on Jupiter's moon Io.
March 9, 2006-NASA scientists announced the Cassini spacecraft had discovered geysers of water vapor on Saturn's moon Enceladus.
March 10, 1876-Alexander Graham Bell transmitted 1st words over a telephone: "Mr. Watson, come here. I want you."
March 11, 1811-Birthday of Urbain Leverrier, predicted position of Neptune, led to Johann Galle discovering Neptune in less than 1/2 hour.
March 12, 1784-Birthday of geologist William Buckland, 1st scientist to name, describe the partially preserved skeleton of a dinosaur.
March 13, 1781-Astronomer William Herschel discovered Uranus.
March 14, 1879-Birthday of physicist Albert Einstein, who developed the theory of relativity.
March 15, 1854-Birthday of bacteriologist Emil von Behring, who developed vaccines against diphtheria and tetanus.
March 16, 1926-Physicist Robert Goddard made 1st successful launch of a liquid-fuel rocket. The fuel was a mix of gasoline & liquid oxygen.
March 17, 1958-Vanguard 1 launched, 1st solar-powered satellite and is the oldest artificial satellite still in orbit.
March 18, 1965-Cosmonaut Alexei Leonov became 1st to walk in space.
March 19, 1883-Birthday of biochemist Norman Haworth, synthesized vitamin C. 1st artificial preparation of any vitamin.
March 20, 1916-Physicist Albert Einstein published "The Foundation of the General Theory of Relativity."
March 21, 1788-Birthday of geologist Ignatz Venetz, who proposed the theory that glaciers once covered much of Europe.
March 22, 1895-1st motion picture projected onto a screen was shown by the French inventors Auguste and Louis Lumière.
March 23, 1769-Birthday of geologist William Smith, discovered rock strata could be identified by the characteristic fossils they contain.
March 24, 1693-Birthday of John Harrison, invented the marine chronometer. 1st clock accurate enough to calculate longitude at sea.
March 25, 1655-Astronomer Christiaan Huygens discovered Titan, the largest moon of Saturn.
March 26, 1516-Birthday of naturalist Conrad Gesner, who was one of the founders of modern zoology.
March 27, 1964-Longest earthquake in history occurred in Prince William Sound, Alaska. 9.2 on the Richter scale, lasted for four minutes.
March 28, 1935-Physicist Robert Goddard made 1st successful launch of a rocket which traveled faster than the speed of sound.
March 29, 1974-Mariner 10 made 1st of three flybys of Mercury, returning many photos of its surface.
March 30, 1842-Physician Crawford Long 1st person to use ether as an anesthetic during surgery.
March 31, 1839-Birthday of explorer Nikolai Przewalski, discovered world's only species of wild horse during expedition to Mongolia.