Supervolcano

A group of armed robbers fleeing the police head for the New Jersey Tunnel and run right into trucks transporting toxic waste. The spectacular...

Ray Ferrier is a divorced dockworker and less-than-perfect father. Soon after his ex-wife and her new husband drop off his teenage son and young...

When an asteroid threatens to collide with Earth, NASA honcho Dan Truman determines the only way to stop it is to drill into its surface and detonate...

Despite losing her parents at age three in a car accident, Toko experiences an idyllic childhood thanks to her uncle, who raises her. She dreams of...

At 2:46 PM on March 11, 2011, the Fukushima Daiichi Nuclear Power Plant experiences a black out due to the aftermath of the Tōhoku earthquake...

Documentary style account of a nuclear holocaust and its effect on the working class city of Sheffield, England; and the eventual long run effects of...

After paleoclimatologist Jack Hall is largely ignored by UN officials when presenting his environmental concerns about the beginning of a new Ice...

After a violent storm, a dense cloud of mist envelops a small Maine town, trapping David Drayton and his five-year-old son in a local grocery store...

Over the course of his four decades observing wolves in the wild, including 28 in Yellowstone National Park, retired ranger Rick McIntyre has...

A comet hits Ireland, and a bigger one is on its way towards the U.S. where 900 million people have to be evacuated.

From heart-stopping close shaves and averted disasters to incredible brushes with danger, this show counts up from 1 to 101 to feature some of the...

An orphaned brontosaurus named Littlefoot sets off in search of the legendary Great Valley. A land of lush vegetation where the dinosaurs can thrive...