From: National Geographic Channel on Thu, Jan 21 2010 10:57 PM

If the moon shifted only 10% further from the Earth, every living thing on the planet would be wiped out.

From: National Geographic Channel on Thu, Jan 21 2010 10:57 PM

This army ranger’s elite training helps him shoot on target even when his body is depleted of oxygen.

From: National Geographic Channel on Thu, Jan 21 2010 10:57 PM

The moon’s gravity holds the Earth steady on its axis, allowing for the continuity of the tides, the seasons, and the sunrise.

From: National Geographic Channel on Thu, Jan 21 2010 10:57 PM

This ordinary Joe proves he’s no fighter pilot when a ride in the gyroscope makes him disoriented and sick.

From: National Geographic Channel on Sun, Jan 10 2010 8:03 PM

Meldrum and Mionsynski take to the mountains of Wyoming, where recent sightings of Big Foot have been reported.

From: National Geographic Channel on Sat, Jan 09 2010 7:57 PM

There’s no conclusive proof that Bigfoot exists. Still, experts like Dr. Jeff Meldrum offer some compelling arguments.

From: National Geographic Channel on Mon, Dec 21 2009 7:11 PM

Scientists try to answer the question: what are ghosts made of?

From: National Geographic Channel on Mon, Dec 21 2009 7:11 PM

Scientists try to answer the question: what are ghosts made of?

From: National Geographic Channel on Mon, Dec 21 2009 7:11 PM

Can super low frequency sound waves make us see ghosts?

From: National Geographic Channel on Mon, Dec 21 2009 7:11 PM

Is this abandoned prison haunted or just haunting? A team of scientists try to separate objective reality from human imagination.

From: National Geographic Channel on Sat, Dec 12 2009 6:20 PM

At 9,000 frames per second, the high speed camera allows us to see a 'flash bang' grenade’s dangerous fire plume.

From: National Geographic Channel on Sat, Dec 12 2009 6:20 PM

A 1969 Camaro Z-28 has more hope holding it together than actual parts!

From: National Geographic Channel on Sat, Dec 12 2009 6:20 PM

A 1969 Camaro Z-28 has more hope holding it together than actual parts!

From: National Geographic Channel on Sat, Dec 12 2009 6:20 PM

After a $100,000 restoration, it’s time to put this Camaro to the test.

From: National Geographic Channel on Sat, Dec 12 2009 6:20 PM

In order to ensure a flawless gun design, Beretta tests each one with the help of a high speed camera.

From: National Geographic Channel on Sat, Dec 12 2009 6:19 PM

After an expensive restoration, it’s time to put the Amphicar to the test — drive it right into the water!

From: National Geographic Channel on Sat, Dec 12 2009 6:19 PM

Alan’s crew assesses a recent backyard find — the 1967 Amphicar -- part car, part boat.

From: National Geographic Channel on Fri, Dec 11 2009 6:13 PM

To build Jackson Hole’s new sky tram, a crane must carry a multi-ton load while balanced on the edge of a precipice.

From: National Geographic Channel on Fri, Dec 04 2009 6:03 PM

Slow motion video reveals how this pit crew moves quickly and efficiently to get the job done.

From: National Geographic Channel on Fri, Dec 04 2009 6:00 PM

Security experts use high speed video to test the effectiveness of bullet resistant material.