As global temperatures rise, many species are scrambling to adapt—or risk extinction. Scientists refer to these animals as "species on the move," but new research suggests the scientific community may ...

Scientists are baffled by the sunfish's ability to swim calmly despite severe injuries. A study suggests fish may lack the brain regions for emotional ...

Anna's Hummingbird is one of many species shifting its range north and its breeding earlier in the year. (Photo credit: Will Sweet) As global temperatures rise, many species are scrambling to adapt–or ...