Down in L.A.

Who's the toughest in the house? The Ultimate Fighter finds out as mixed martial arts fighters battle it out for a six-figure UFC contract. With two of the top UFC fighters as coaches, contestants will try to kick and punch their way to dominance and to prove who is The Ultimate Fighter.

It's the deadliest job on earth: crab fishing off the Alaskan coast on the icy Bering Sea. These adventurers will battle Arctic weather, brutal waves, and a ticking clock for big money in this modern-day gold rush from which they may never return.

Hal & Harper are codependent siblings doing their best to navigate long-term relationships, friendships, and situationships. When their dad makes a big announcement, the two are forced to consider the current state of their lives and their complicated childhood. 

Some of the most amazing, eye-opening and downright scary paranormal videos from around the world are featured as a panel of experts break down the footage and analyze what exactly the eyewitnesses captured.

On September 5, a little after midnight, Death-Cast calls Mateo Torrez and Rufus Emeterio to give them some bad news: They're going to die today. Mateo and Rufus are total strangers, but, for different reasons, they're both looking to make a new friend on their End Day. The good news: There's an app for that. It's called the Last Friend, and through it, Rufus and Mateo are about to meet up for one last great adventure—to live a lifetime in a single day.