The model suggests that in a billion years, Earth will lose its oxygen, and with that, humans will cease to exist.

The discovery of a new celestial object in the Earth's neighborhood has created a buzz online asking whether the planet now ...

A study led by researchers from the University of Sydney and the University of Adelaide has revealed how the breakup of an ...

The Earth has a second moon? Not exactly, though social media would have you believe it. Earth has only one true natural satellite – our 2,159-mile-wide moon located approximately 239,000 miles away.

2024 may have been Earth's hottest year in at least 125,000 years, according to a grim climate report published Wednesday (Oct. 29) that describes our world as "on the brink" and warns its "vital ...