Eat a lot of fish may lower the risk of depression, a new analysis suggests.
Find out everything there is to know about fish and stay updated on the latest news with the comprehensive articles, interactive features and fish pictures at LiveScience.com. Learn more about these fascinating creatures as scientists continue to make amazing discoveries about fish.
When boy guppies pester the girls they like, it can actually make the female fish better at swimming away, a new study finds.
A stroll on the beach turned strange for two co-workers this week when they stumbled upon a giant (and newly deceased) deep-sea creature that had made its way ashore.
A sex-changing California fish is growing bigger and gobbling up more sea urchins after a decade of protection, a new study finds.
Research results will have implications for many other lakes in the U.S. and around the world that are also experiencing toxic blooms.
That fish on your plate may not be what you think — and there's a good chance that shrimp isn't either.
Shrimp varieties may not be as familiar as fish, but that doesn't mean the ones on your dinner plate are what they should be.
How long can a fish survive out of water? Long enough, it seems, for a 120-foot (37 meter) tube to vacuum up the fish and shoot it upriver, closer to the salmon's spawning grounds, research shows.
Stone Age fishermen got stuck in the mud on the southern shore of Denmark's Lolland Island 5,000 years ago. Their footprints have been there ever since.
The Devils Hole pupfish, an inch-long fish that sparked a Supreme Court battle, could go extinct in less than 30 years, a new modeling study concludes.
When other predatory fish quit stalking their prey to look for easier targets, lionfish just keep on killing.