Long before we had the atomic theory of matter, scientists knew the air was real, even though it was invisible. This was because we could see its action as the wind caressed the leaves in trees.
Sep 17, 2015 in Astronomy
A Southwest Research Institute proposal to study primitive asteroids orbiting near Jupiter that could give insights into the origins of the solar system is one of five science investigations selected as a possible future ...
Oct 02, 2015 in Space Exploration