Social media users were shocked over an “alien” creature that washed ashore in Australia with some labeling it the “freakiest thing” they’d ever seen. “I’ve never seen anything quite like this before!

Nudibranchs look like fragile, colorful decorations drifting across coral reefs — but their biology tells a different story. These sea slugs steal toxins from their prey and repurpose them as chemical ...

Off the northern coast of Morocco on the Mediterranean Sea, a group of scuba divers hit the water. As they scoured the clear water above a sandy seafloor, they noticed something floating in the waves.

Early reports suggest the new film "Alien: Romulus" is something of a return to the roots of the science fiction-horror "Alien" franchise — and Alec Gillis is quick to agree. "Absolutely," says the ...