The team performs an experiment with explosives in a new episode of "The Secret of Skinwalker Ranch" airing on Tuesday, August 26.

During the season 12 finale of "Alone" the three remaining survivalists—Nathan, Kelsey and Katie—make one final push to reach ...

“The Proof Is Out There: UnXplained Edition” premieres Tuesday, July 29 at 9:30 p.m. ET on the History Channel. Stream the debut with Philo, DirecTV, and Sling.