From: History on Fri, Jul 15 2011 12:38 PM

We all live in the same country, so why do we all sound so different? Learn about the various American accents and where they come from.

From: History on Fri, Jul 15 2011 12:34 PM

In the race to the finish, Troy is on pace to tag out early. Suddenly, engine problems stall the hunt and leave him scrambling to get things fixed on time.

From: History on Fri, Jul 15 2011 11:22 AM

Cosmic clusters can teach us a lot about the origins of the universe, including how our galaxy is growing so fast that, eventually, all other galaxies will disappear from view.

From: History on Fri, Jul 15 2011 11:22 AM

The stunning rings of Saturn have mesmerized scientists for centuries. New evidence suggests that the rings surrounding the planets in our solar system could reveal the secrets of our own origins.

From: History on Fri, Jul 15 2011 11:22 AM

So far, no country has put weapons in space, although the United State and China have both shown they can shoot down satellites with ground-based missiles. How far away are we from actual space weapons, and how would they work?

From: History on Fri, Jul 15 2011 11:22 AM

History’s biggest explosions were so massive that the Chicxulub meteor impact on the Yucatan Peninsula, which may have wiped out the dinosaurs 65 million years ago, is the smallest of these 10 giant blasts.

From: History on Fri, Jul 15 2011 11:22 AM

From swallowing it with a microscopic black hole to blowing it up with anti-matter, find out about 10 ways to destroy the earth.

From: History on Fri, Jul 15 2011 11:20 AM

Rick and Chumlee are impressed by a customer’s antique copy of the literary classic Dante's Inferno. Do they bargain with the devil for this antique book, or will this turn into the deal from hell?

From: History on Fri, Jul 15 2011 11:20 AM

Chumlee gets some new helping hands around the shop when he buys a couple of cowboy mannequins. Meanwhile, the other Pawn Stars get the opportunity to buy an airplane used by the Allied forces during World War II.

From: History on Fri, Jul 15 2011 11:20 AM

Rick takes a gamble on an antique 1930s gaming wheel to see if he comes out a winner, while a commemorative medal from George Washington’s funeral catches the Old Man's eye.

From: History on Fri, Jul 15 2011 11:20 AM

Rick takes a gamble on an antique 1930s gaming wheel to see if he comes out a winner, while a commemorative medal from George Washington’s funeral catches the Old Man's eye.

From: History on Fri, Jul 15 2011 11:19 AM

The Pawn Stars are blown away when they meet a man selling a homemade mortar that fires a very unique brand of ammunition: bowling balls.

From: History on Thu, Jul 14 2011 6:32 PM

Tommy takes a day off from the swamp, but it’s no vacation — he's working as a deckhand on Steve's tugboat.

From: History on Thu, Jul 14 2011 6:32 PM

Bruce tours camps posted along the swamp and explains the importance of camp culture.

From: History on Thu, Jul 14 2011 6:32 PM

RJ reveals the tough training he goes through in order to remain an arm wrestling champion.

From: History on Thu, Jul 14 2011 6:32 PM

RJ talks about his childhood as a Houma Indian in Louisiana.

From: History on Thu, Jul 14 2011 6:16 PM

Rick from Pawn Stars needs a 1957 Chevy 150, and he needs it fast. Mike and Frank from American Pickers rush to track one down so they can have it restored by Rick Dale and the crew from American Restoration.

From: History on Wed, Jul 13 2011 3:16 PM

Larry reveals the role hogs play in turning garbage into gold at an "heirloom" pig farm in South Carolina. Next, Larry sees what it takes to be a real cowboy at a Houston rodeo. Finally, Larry takes a bite out of the Big Apple, uncovering the secrets of Central Park.

From: History on Wed, Jul 13 2011 2:14 PM

Terral feeds an alligator an interesting snack.

From: History on Tue, Jul 12 2011 10:25 AM

In this crossover special, a beat-up 1957 Chevy destined for the Harrison family of Pawn Stars rolls into the shop. Can Rick and his team get this classic vehicle up and running? Later, Mike and Frank from American Pickers use their negotiating skills to make a sale.