From: Hulu on AOL on Mon, May 23 2011 5:17 PM

Sometimes coming up for air might not be such a good idea — especially if there’s a hungry polar bear prowling about.

From: Hulu on AOL on Mon, May 23 2011 5:17 PM

You’ve got to strike a delicate balance when you're a leopard lugging prey two times your own weight up a tree.

From: Hulu on AOL on Wed, May 18 2011 9:37 PM

Now this is strange, even scary: ants controlled by parasites, all because they ate the slime of a snail!

From: Hulu on AOL on Wed, May 18 2011 2:36 PM

Tony visits a volcanic hell of bubbling mudpots, acid steams, and superhot steaming fumaroles.

From: Hulu on AOL on Thu, May 12 2011 3:19 AM

The thought of eating rats would be disgusting to many people, but there are areas of the world where a grilled rat is considered a yummy treat.

From: Hulu on AOL on Thu, May 12 2011 3:19 AM

Would you eat the rotted meat of a dead shark? That’s what they do in Iceland. Find out why...

From: Hulu on AOL on Thu, May 12 2011 3:19 AM

In Taiwan, an unusual dinner treat: bull penis.

From: Hulu on AOL on Wed, May 04 2011 2:54 AM

The crew is finally able to test a piranha’s bite force — and discovers the fish can chomp harder than a great white.

From: Hulu on AOL on Sat, Apr 30 2011 8:36 PM

A tribe of people in Indonesia believe a woman is more beautiful if she has her teeth chiseled into sharp points.

From: Hulu on AOL on Sat, Apr 30 2011 8:36 PM

Mark "Dr. Bugs" Moffett samples the local delicacy in Angkor Wat, Cambodia. Read the story and see more of Mark’s photographs here:

From: Hulu on AOL on Sat, Apr 30 2011 8:36 PM

A team of young adventure kayakers redraw the sport’s horizon by seeking out the sea’s most turbulent places — tidal races — and diving right in.

From: Hulu on AOL on Tue, Apr 26 2011 3:03 PM

Can forensic science get close enough to prove that these sacred bones are the saints Chrysanthus and Daria?

From: Hulu on AOL on Mon, Apr 25 2011 3:55 PM

While in space for an historic 132 days, astronaut Jerry Linenger was visited by the presence of his father — but was it real or imagined?

From: Hulu on AOL on Sat, Apr 23 2011 3:34 AM

What happens if you’re a mouse, high in a tree, threatened by a huge boa constrictor? Make the jump of your life!

From: Hulu on AOL on Sat, Apr 23 2011 3:34 AM

A dingo spots a young kangaroo, and the hunt is on.

From: Hulu on AOL on Sun, Apr 03 2011 1:45 PM

Keeping your home cozy and comfortable offers some of the best ways to save energy.

From: Hulu on AOL on Sun, Apr 03 2011 1:45 PM

Join chef and conservationist Barton Seaver on Maryland’s Eastern Shore and learn why a little fish called menhaden has a big importance to the health of the ocean.

From: Hulu on AOL on Thu, Mar 31 2011 2:04 AM

This program looks at the changing face of conservation in Kenya and explores the impact of both colonial and contemporary initiatives, as well as how they affect the peoples who have traditionally lived off the land.

From: Hulu on AOL on Thu, Mar 31 2011 2:04 AM

In Bee Talker, we meet one of the world’s greatest bee behaviorists, Dr. Mark Winston, who looks beyond the biology of the creatures to show us that our honey-producing neighbors have broader implications for humans and the planet.

From: Hulu on AOL on Thu, Mar 31 2011 2:04 AM

Biomimicry is a new science that studies nature’s best ideas and then imitates these designs and processes to solve human problems.