What would aliens really look like? Explore science-based evolution, symmetry, bizarre worlds, and intelligent life ...

The research is mounting up that we might not be alone in this big wide world. So what's the likelihood that aliens are out ...

(390 million mi) from Earth, underneath the cold seas of Europa, a horrifying, and vastly intelligent creature lurks. Can our ...

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 ...

"Star Trek" is home to countless alien species, many of whom offer beloved characters. Some are not. We rank the 10 most ...

AI Pets Cocomo and Inu debut at CES 2026, showcasing warm, emotional AI pets focused on companionship, bonding, and human-robot connection.

In the South China Sea, near the Paracel Islands, the aqua-colored waters of an expansive shallow reef platform suddenly ...

Pluribus imagines Kepler-22b as an ocean world that sends a gift to humanity through radio waves. In real life, no such ...

The genre of science fiction has a lot to say about sleep. Here are 11 great stories, from TV, film and books.

Uri Geller alleges NASA is hiding alien remains tied to interstellar comet 3I/ATLAS, sparking debate amid scientific evidence that the object is a natural comet.

If you're not a fan of jump scares, you can still get a hefty dose of terror and dread by checking out these outstanding ...

Life can be scary, and a lot of times we push certain fears aside just to get through the day. But when those fears show up ...