A vibrant optical illusion is challenging viewers to find a hidden starfish among a sea of orange clownfish and crabs. The similar colors and shapes make the starfish difficult to spot, as our brains ...

Besides its underwater life, it is nothing like a fish: it can push its stomach out of its mouth and eat the inside of a clam The thing about starfish is that you tend to forget the -fish part. But ...

Orange cup corals are small, vibrant and valuable. In this study, the researchers collected 54 corals, dated 1888-1932, from labs and museums around the U.S., and compared them to corals from the same ...