The show is more than 20 minutes, longer than we might expect the attention span to be. It has a couple of fake-out endings.

A silky shark named Genie traveled from the Galapagos Islands out to the open ocean and back – over 17,000 miles – over the course of a year and a half. That's an average of 31 miles per day ...

Hundreds of sharks gathered off the coast of Brazil, attracting the attention of divers and scientists. A video shows the mass of ocean predators mysteriously circling. Free divers plunged into ...

Researchers reviewed the footage and counted between 250 and 300 sharks, mostly silky sharks but a “few” hammerhead sharks as well. The animals ranged in size from about 2.5 feet to about 10 ...

Researchers reviewed the footage and counted between 250 and 300 sharks, mostly silky sharks but a “few” hammerhead sharks as well. The animals ranged in size from about 2.5 feet to about 10 ...

About 130 feet underwater, the divers found the silky sharks circling. Most of the predators stayed at a distance while a few swam relatively close to the divers, the video shows.

About 130 feet underwater, the divers found the silky sharks circling. Most of the predators stayed at a distance while a few swam relatively close to the divers, the video shows.

Hundreds of sharks gathered off the coast of Brazil, attracting the attention of divers and scientists. A video shows the mass of ocean predators mysteriously circling. Free divers plunged into ...

Hundreds of sharks gathered off the coast of Brazil, attracting the attention of divers and scientists. A video shows the mass of ocean predators mysteriously circling. Free divers plunged into ...