NASA’s OSIRIS-REx Mission Plans for May Asteroid Departure

Saturn's moon Rhea has a mysterious material on its surface — Hydrazine, an inorganic compound, a colorless liquid with the same pungent smell as ammonia. Here on Earth, it is used in pharmaceuticals, agrochemicals, and as a propellant for spacecraft.

Researchers from a joint European team announced that they were able to prove the validity of Albert Einstein's general theory of relativity after examining the shape of a star's orbit around the giant black hole located at the center of our galaxy, "the Milky Way," in a first of its kind.

Climate Change Trends Revealed by World’s Largest Lakes