Climate change is pushing crocodiles outside their comfort zone, and there may be a limit to how much their natural cooling ...

Despite the extreme conditions, these whales manage to hunt two kilometres deep, surviving on a single breath for near to an hour, many times each day. Marine mammals as a group are accomplished ...

Footage from a previous study supports this idea. This video spotted a hammerhead shark swimming during a deep dive off the coast of Tanzania. The shark's gills are almost invisible, suggesting ...

New research drills down on poor student achievement and notes some school districts that are beating the odds.