Humans were not designed for space. Ironically, because we insist on going there anyway, scientists now know from studying astronauts that the lack of Earth’s gravity can wreak health havoc, such as ...

"Extremophile" bacteria could survive asteroid impacts that are strong enough to launch them into space, suggesting that life ...

Scientists simulated an asteroid impact, and Deinococcus radiodurans’ cell membranes made it through. This suggests that life ...

Many people who don’t believe one conspiracy theory about that station—known as the High-frequency Active Auroral Research ...

President Donald Trump waves after stepping off Air Force One, Thursday, Feb. 19, 2026, at Joint Base Andrews, Md., on return from a trip to Georgia. WASHINGTON (AP) — President Donald Trump said ...

Scientists studying Mars may have uncovered a brand-new mineral hidden in the planet’s ancient sulfate deposits. By combining laboratory experiments with orbital data, researchers identified an ...

A select number of sci-fi TV shows manage the impossible, improving their quality in subsequent seasons and making the story better.

Donald Trump has ordered the release of files related to aliens, UAP, and UFOs. If previous disclosures are any indication, get ready for a letdown.

"If a signal gets broadened by its own star's environment, it can slip below our detection thresholds, even if it's there." ...

As "Marathon" finally launches, we grill a trio of Bungie developers about the world, aesthetic, and ambitions of this sci-fi extraction shooter.

Find out which sci-fi shows are the best for rewatches based on their compelling narratives and character development, from Doctor Who to Dark.

On Monday night, someone placed a peculiar bet on the prediction market Kalshi. At 7:45 p.m. eastern time, a single trader put down nearly $100,000 on the claim that, by the end of December, the Trump ...