Shark Week

Craig Ferguson, Tracy Morgan, Andy Samberg and more celebrate Shark Week's 30th anniversary by counting down the 50 greatest Shark Week moments of all time.

Bear Grylls has survived almost every land-based scenario imaginable, but he's now taking on a new set of challenges. He pushes the limits with breathtaking acts like chumming from a helicopter, diving into a feeding frenzy and even acting as human bait.

Shaquille O'Neal accidentally signed himself up to be thrust into the teeth of the 30th anniversary of Shark Week, but he doesn't do sharks. To overcome his fear, he trains with ex-Navy and Marine comedian Rob Riggle for the big plunge.

UFC fighter Ronda Rousey trains to go face-to-face with the ultimate fighter of the sea -- the great mako shark.

Top shark scientists use new satellite technology to help conserve shark populations that are dwindling worldwide.

Marine biologist Dr. Mauricio Hoyos joins shark diver Jimi Partington and cinematographer Andy Casagrande on a combination of deep-water cage and submarine dives looking for the biggest great whites in the deep seas of the hotspot, Guadalupe Island.

Sightings of huge sharks around Cuba have long puzzled scientists. Now, two research teams have gained permission to delve into this mystery. One looks for a massive hammerhead in the south, while the other hunts a monstrous great white to the north.

Shark Week teams up with Guy Fieri and his son Hunter in the Bahamas to experience local cuisine and explore and understand what makes the waters around these islands ideal for such a wide variety of shark species.

Expert divers Liz Parkinson, Mike Dornellas and Nick LeBouf join cameraman Andy Casagrande to find out what's behind the rise in shark attacks by re-enacting five harrowing real-life encounters in the most daring shark experiment ever conducted.

In 2017, five great whites washed up on South African beaches -- eaten alive by orcas. Conservationist Chris Fallows and filmmakers Jeff Kurr and Andy Casagrande join biologist Alison Towner's search for the killers and the solution to saving the sharks.

Since orcas killed or drove off great whites from the coast of South Africa, Jeff Kurr and Chris Fallows head to New Zealand to search for a new location to document these "flying" sharks launching out of the ocean to attack seals.

Two titans of TV collide as Shark Tank meets Shark Week! Each Shark pairs with a nonprofit where they interact with and uncover the issues the animals face. They discover the threats of finning, micro-plastics, as well as tagging and ecotourism.

Dr. Greg Skomal and the Woods Hole team go to the Bahamas to investigate bull and hammerhead sharks. Under the guidance of Doc Gruber and Dr. Tristan Guttridge of the Bimini Shark Lab, they learn about the hunting techniques of these fierce predators.

SharkCam Strikes Back celebrates the remarkable discoveries the team has made in the last six years! From napping great whites to SharkCam being attacked, we're taking a tongue-in-cheek look at some of the highlights -- and disasters -- from the past.

It's the most dangerous stunt Shark Week has ever undertaken. Paul de Gelder and James Glancy spend two days floating with sharks with no food, water or sleep. As their physical condition deteriorates, the sharks grow increasingly confident.

Dr. Neil Hammerschlag leads a team that includes cameraman Joe Romeiro and local expert Alex Hearn to the Galapagos to document how, in the last 10 years, tiger sharks have reset the underwater order in one of the sharkiest places on the planet.

Over four decades ago, giant great whites off Long Island, New York birthed the legend of Jaws. While those sharks were caught, killed or otherwise disappeared, their offspring are making a comeback. Dr. Craig O'Connell searches for the legendary beasts.

A group of pregnant female great whites are migrating to Guadalupe for one last big feed of seals before having their pups. Dr. Mauricio Hoyos and a group of specialists track them to Baja to confirm a birthing ground to be protected.

One of Shark Week's most exciting missions has been the search for the largest great whites in the world. Now, Jeff Kurr and Andy Casagrande look for megasharks in waters off the coast of New Zealand while revisiting the discoveries from the past.

The latest and greatest viral shark videos are taking over! We're discovering everything that has happened in the world of sharks this year from unbelievable viral videos and the biggest news stories to the latest in cutting-edge shark science.

Ruby Rose, Jack Osbourne and Andy Casagrande join host Julian McCullough to help celebrate Shark Week's 30th anniversary.

Host Julian McCullough celebrates Shark Week's 30th anniversary LIVE along with celebrity guests & shark experts!

The deeper you go in the ocean, the weirder the sharks get. We're recounting the biggest discoveries, weirdest adaptations and most memorable moments from the past five years of Alien Sharks.