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Wild Case Files investigates three new extraordinary mysteries from the natural world.

Researchers are creating 3-D models of what the Earth looks like underneath the surface.

It happened nearly 4,000 years ago – find out how thieves broke into a sealed pyramid and got away with a vast amount of...

See amazing footage from the Nordic wilderness.

Male cheetahs can sense when females are ready to mate.

Jet is aggressive, obsessive, and hard to handle. Cesar's here to put brakes on this runaway train.

Kidney, lungs, and heart are good but the result of his liver test sends Eric over the edge.

Jamie has been in competition with another company since they were teenagers.

Jamie clears a wreck that is blocking the highway on the edge of a steep drop.

Chris Myers and his teenage son JJ, swim far out into the sea, in search of waves to go body surfing. Moments later Chris...

When a Great White sneaks up on a group of surfers, tragedy strikes.

Scientists have recovered fossils which prove that male dinosaurs were brooding their own young.

Zeb and his team catch two species of catfish: the jaguar and the tiger fish.

A gainer pushes her body to the limits.

In order to defend her cubs, a mother leopard faces off against her half-sister.