Can the ancient Alligator Gar fish survive in the modern world?

After an epic journey to find a mate, polar bears must be ready to perform.

Cutting edge science and Arctic adventure come alive in this story of a unique discovery, a perfectly preserved baby woolly mamm

Watch what happens when photographers have a close encounter with a whale.

Brady creates different protective wear for various encounters with wildlife and tests firsthand the effectiveness of his gear.

Established 42 years ago as a small town gas station, 'IOWA 80' is now the world's largest truck stop.

Established 42 years ago as a small town gas station, 'IOWA 80' is now the world's largest truck stop.

The fear of small pox still remains but is there enough vaccine?

A wood-powered pick-up truck takes to the streets of London with modern-day activists, Trees for Cities.

The concept for Kingda Ka is unveiled, CAD design software make it possible to virtually ride the 950 metre long track.

In just six days these cheap and shipping containers in Liverpool will become economical and sustainable future homes.

These monster catfish eat everything in sight.

Every day at noon Cathedral of Santiago de Compostela holds a mass to welcome Pilgrims fresh off the trail.

Top scientists hope to record thebreeding and calving grounds of the biggest mammals in the sea, the Blue Whale.

In 2002 during Operation Anaconda a group of elite navy SEALs attempt to insert on a mountain peak in Afghanistan.

In Ukraine, a girl turned to dogs for affection and nurturing when her abusive parents neglected her.

A shark expert and a team of anglers unmask the mysteries of the great whites using advanced tracking devices.

Letters loaded with Anthrax powder begin to appear in government buildings.

A powerful surge of testosterone gives male elephants the confidence to search for big eared beauties.

An exclusive look inside the Wanpaku Sumo championships. This event attracts 55,000 teenage hopefuls.

Scientists examine hundreds of thousands of poisonous eggs from a Gar Alligator fish.

Dr. Brady Barr gets up close and personal with the southern African Python, Africa's largest snake.

Brady heads into the bush and measures each animals' power, and witnesses firsthand the differences in their methods of attack.

In 2002 during Operation Anaconda a group of elite navy SEALs attempt to insert on a mountain peak in Afghanistan.

Cooling off as summer draws to an end and the lifeguards compare how many rescues they have made this season.