Dan Nachtrab

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

Two teams of experts go to great lengths to take shark science into the wild as they investigate two of the

Earthquakes, tsunamis, volcanic eruptions, and extreme weather. Has Earth always been this way? Featuring footage of top geologic hot spots on ...

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

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

In the darkest days of World War II, St. Peter’s was shrouded in the shadow of the swastika. But even as the Führer surrounded him, the ...

The discovery of Gobekli Tepe 20 years ago changed our understanding of the history of humankind. Now, newly-discovered skull carvings reveal ...

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