Dan Nachtrab

Shark scientist Dr. Michael Heithaus embarks on a mission to reveal the mysterious connection between sharks and volcanoes.

A Tubi original documentary that delves deeply into one of the most famous and exploited hauntings in the United States.

Discover what happens when two of the deadliest predators face each other.

In the mountains of Peru, an environmental scientist discovers ancient artifacts submerged beneath the headwaters of the Amazon; his findings ...