Shark Week

Great white sharks are now being sighted at some of the world's most popular beaches from California to Australia. Researchers hope to discover why these sharks are suddenly appearing and what threat they pose to humans.

Great white sharks are returning to the same Cape Cod beaches made famous in the film "Jaws." Officials are on high alert as a huge, 18-foot great white is spotted near the area's most popular beaches.

Analysis of the most notorious shark attacks of the last century allows researchers to examine shark behavior and learn the facts behind the theory of rogue sharks that prefer to hunt and feed on humans.

After Australia suffers three bloody shark attacks in 27 hours, scientists struggle to uncover the chain of events that caused the creatures' grisly onslaught.

Vicious shark attacks terrorize the beaches of South Africa in December of 1957. Panic ensues as fishermen, scientists, spotter planes, hunters and the South African Navy are all employed in a massive war on sharks.

Every species of shark attacks in a different way. Through a series of groundbreaking tests and innovative camera technologies, investigators uncover what makes the sea's most skilled hunters so deadly.

Chief Shark Officer Andy Samberg explores a mysterious underwater world in the protected waters of the Bahamas, where several different species of sharks live and hunt together.