Europa has a vast, saltwater ocean beneath its icy shell, with more than twice the amount of water in all of Earth’s oceans ...

As Donald Trump’s GOP grows more and more fanatically xenophobic and rabidly anti-socialist, it’s worth examining how the ...

The Critics Choice Award-nominated actress spoke to that idea, saying: ...

Sigourney Weaver and James Cameron are reflecting on their lengthy creative partnership — which began with the 1986 sci-fi ...

From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

After four-and-a-half seasons of questions prompted by “Stranger Things,” in Volume 2 of the show’s fifth and final season, ...

If you're a fan of the monster-of-the-week stories and dual-lead chemistry of The X-Files, here are 15 shows that offer a ...

From space slugs to lunar cemeteries, these movies, games, and books show that the undead can arrive from above, as well as below.

From mudstones on Mars to strange gases in exoplanet atmospheres, tentative evidence for extraterrestrial life is starting to ...

Former RNC chair Michael Whatley campaigns across North Carolina for Senate seat, joining Trump at Rocky Mount rally as GOP ...

Follow live updates from NBC News as Russian President Vladimir Putin speaks at his annual year-end news conference on ...

If aliens are out there, why haven’t we heard from them? That’s the question at the center of Pop Mech’s new story, “Aliens Probably Exist—But They’re Staying Silent For a Reason, NASA Scientist ...