Daily Extra :
Astronomy & Space Word of The Day
refraction: The bending of light due to a change in its velocity as it passes the boundary between two materials (e.g. a pencil inserted into a glass of water will look bent due to refraction.)
Who Was Born Today?:
1786: D Francois J Arago, French astronomer/physicist/politician
Who Died Today?:
1966: Charles A Bassett II, astronaut, dies at 34, in a crash of T-38 jet
1966: Elliot McKay See Jr, astronaut, dies at 38 in T-38 jet crash
1966: Elliot McKay See Jr, astronaut, dies at 38 in T-38 jet crash
Today in History:
1826: M Biela, an Austrian officer, discovers Biela's Comet
1959: Launch of Discoverer 1 (WTR)-1st polar orbit
1990: U.S. 65th manned space mission STS 36 (Atlantis 6) launches into orbit