Life Below Zero

Thursday 10/9c

Training A Champion Team

For Jessie and his sled dog team, racing is a full-time job.

Watch A Preview

SharkFest

Tuesday 8/7c

Why Are These Sharks Swarming?

Scientists believe that swarms of hammerheads may be drawn to a group of islands in the Pacific Ocean due to mysterious magnetic forces.

Watch Video

Wicked Tuna: Outer Banks

Sunday 10/9c

Fighting Frenzy

Last season’s champion is determined to land the season’s first fish, but he must contend with a new adversary — his former mate.

Watch A Preview