Sleeper sharks live extraordinarily long lives and can thrive in near-freezing ocean temperatures near Earth's poles.

A 12-year-old Australian boy was fighting for his life after suffering catastrophic injuries in a shark attack in Sydney Harbor, surviving only because his friends leaped from a cliff and dragged him ...

A Hawaii fisherman is speaking out after a shocking encounter in the water left him fighting for his life — and relying on instincts he never expected to use. The 22-year-old diver says what began as ...

Shark attacks tend to be rare. Experts issue urgent warning after series of shark attacks: 'Life-changing injuries' first ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. Humans, under optimal conditions, can live to an age of 100 ...

Police in Australia warned people to stay out of the Sydney Harbour after a 12-year-old boy was left critically injured in a shark attack as his friends risked their lives to pull him out of water.

Scientists have discovered the Greenland shark, a creature living in frigid Arctic waters. This shark is now recognized as the longest-living vertebrate on Earth. Some individuals may have been alive ...