Are we alone? No. Should we be? Yes, until we smarten up and act like intelligent beings and stop setting our planet on fire.

Measurements of this interstellar comet’s molecular makeup show an excess of heavy water molecules that is dramatically ...

It took more than two years, but we can finally rest easy that it's not the contorted remains of an alien creature.

We have no idea what kind of life may exist on other planets, so it’s hard to know what to look for. Proxima Kósmos imagines ...

From spectacular devastation to the all-too-human drama wrought by climate change, these movies and television series depicting global warming - or cooling! - have been chosen by THR staffers for ...

Time travel movies allow us to live vicariously through characters lucky enough to be granted this ability, giving them an ...