On Oct. 16, at 7:04 a.m. EDT, NASA's Lucy spacecraft, the first mission to the Jupiter Trojan asteroids, will skim the Earth's atmosphere, passing...

Chances are good that most people reading this are situated on a hillslope, as hillslopes cover some 90% of the Earth's landmass. Hillslopes are critical...

Records show that Europe has never been as dry as in recent decades. Drought has direct consequences on our lives, not least because it...

While most of the world's oceans are warming due to climate change, a new CU Boulder study explains how the waters around the Galápagos...

The Antarctic ozone hole last week peaked at a moderately large size for the third straight year—bigger than the size of North America—but experts...

NASA on Tuesday said it had succeeded in deflecting an asteroid in a historic test of humanity's ability to stop an incoming cosmic object...