Climate change is altering conditions in near-Earth space, which could limit the number of satellites that can reliably ...

The thermosphere usually drags space junk to its doom. As it thins, ruined orbits are a possibility Earth’s atmosphere is ...

A total lunar eclipse will be viewable in the United States overnight into Friday morning. Here's some rituals to practice.

"An epic exploration of possibilities. What If is a Webby Award-winning science web series that takes you on a journey ...

An asteroid between about 130 and 300 ft. (40 and 90 meters) in diameter has been given a 2.3% chance of it hitting Earth on Dec. 22, 2032.

Many environmentalists have argued that AI should be significantly curtailed for these reasons. Perhaps unexpectedly, Earth scientists—researchers who study the environment to make life-saving ...

I respect the president and I respect the American people,” the Ukrainian leader said in the interview, without admitting ...