Celebrate Sun-Earth Day Friday 11-2:30! Meet @NASAGoddard scientists on-site, use solar telescopes & experiment with the Sun's UV light.
Today in Science History: In 1916 Einstein's General Theory of Relativity is published in the journal Annalen der Physik.
Today in Science History: In 1915 Lowell Observatory takes 1st image of Pluto—but the dwarf planet isn't discovered until 1930.
Push! Grab! Lift! Fling! Compete in our 4/27 Hydraumaton Rally. Build kits are going fast—sign up soon! http://t.co/0LbmWTMbEv
Today in Science History: In 1965 cosmonaut Alexei Leonov performs the first space walk.
Who's up for some tinkering? New MAKE IT activity! Create fun science toys in our Science Studio today at 2.