Even in an era when most discoveries are made through satellite data or deep-sea cameras, finding something entirely new in ...

Blue sharks possess a secret hidden in their skin: a sophisticated arrangement of microscopic crystals and pigments that create their brilliant blue appearance — and may allow them to change color.

HONOLULU – Hawaii officials plan to spend the next two years studying tiger shark movements around Maui amid what they call an unprecedented spike in overall shark attacks since the start of 2012.

Contrary to its evocative name, the blue shark (Prionace glauca) may possess an unsuspected ability: to change its color. A team of Hong Kong researchers has identified nanostructures in its skin, ...

An angler fishing off southwest Florida reeled in a bizarre-looking — and irritable — sea creature that has been identified as a piebald shark. Instagram video screengrab An angler fishing off ...