These chemical oddities may explain why Earth seems to be deficient in certain elements — and could prove useful in catalysts ...

“We usually think of water as so benign, but when it’s divided in the form of little droplets, water is highly reactive,” ...

A bullet-speed experiment reveals that the Earth's inner core may be softer and more dynamic than previously thought.

In the early 1990s, eight people agreed to vanish from the world and live for two years inside a sealed glass habitat in the Arizona desert, a kind of fake Earth built to see whether humans could ...

Add Yahoo as a preferred source to see more of our stories on Google. Scientists are observing an Earth-like exoplanet that may contain water using NASA's James Webb Space Telescope, the space agency ...