An eye-opening recent image from the International Space Station (ISS) revealed the enormous extent of China's distant-water ...

Often studied in sterile laboratory conditions far removed from the natural habitats of rivers, lakes and seas, the cognitive abilities of fish have long been underestimated. Now, researchers at ...

House Republicans passed a measure on May 1 that would repeal the government's decision to place California's longfin smelt, a finger-sized fish, on the endangered species list. House members ...