Could humans spread Earth life beyond our planet? Astrobiologists explain where extremophiles might survive and why the risks ...

A siphonophore—a colonial marine invertebrate related to the venomous stinging Portuguese Man-o-war—is scanned using Deep ...

As much as Steven Spielberg likes aliens, he seems to prefer holding them at arm’s length. The creatures in Close Encounters ...

There’s no data to suggest that aliens exist. However, if we believed they existed and came to Earth, our planet would offer ...

Have you ever seen a creature that can punch faster than a bullet? The mantis shrimp is one of the most powerful and bizarre ...

Noah Hawley has brought the sci-fi/horror series to television. Many filmmakers have taken on the "Alien" franchise: James Cameron, David Fincher, Fede Álvarez. Ridley Scott even returned to the well ...

Thus far, our search for extraterrestrial life points toward Clarke’s former point, suggesting that our little blue dot is ...

The deep ocean is home to one of the strangest phenomena on Earth: bioluminescence. Scientists estimate that more than 75% of ...

From the Greys to the Nordics, these aliens appear frequently across abduction stories and science fiction tales.

Some woodland animals look so strange and otherworldly that encountering one feels less like a nature sighting and more like ...

What if consciousness isn’t limited to brains like ours? Philosophers Eric Schwitzgebel and Jeremy Pober argue that ...

A look at 10 of the greatest alien sci-fi movies, from Ridley Scott's Alien to Denis Villeneuve's Arrival, none by Steven ...