Add Yahoo as a preferred source to see more of our stories on Google. To figure out how long ago fish first appeared on Earth you need a way to measure really, really long time intervals. Clocks ...

The first fish to crawl onto land 375 million years ago was discovered in 2004. It became a media darling. Now, for the first time, you can see it in person. Ted Daeschler, who discovered the first ...

Get unlimited access to ad-free articles and exclusive content. LiveScience Two types of fish have been shown to use gestures, or sign language, to help one another hunt. This is the first time these ...

Learn more about a fish-inspired robot and what it can teach us about how animals first left the water and began moving on ...

Neil Sims has a vision. He imagines thousands of red drum fish swimming in the open Gulf, the Florida sun glinting off coppery scales. These red drum are farmed, not wild. They circle inside a ...