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Science of Steel Channel: National Geographic Channel Length: 0 Date: March 25, 2009 Steel is not naturally-occuring and must be created.

Dam Destruction Channel: National Geographic Channel Length: 0 Date: March 25, 2009 Before they tear down the real dam, engineers give it a shot on a smaller scale.

A Star is Born Channel: National Geographic Channel Length: 0 Date: March 25, 2009 Hubble’s incredible photographs reveal how stars are born — including our very own sun.

A Star is Born Channel: National Geographic Channel Length: 0 Date: March 25, 2009 Hubble’s incredible photographs reveal how stars are born — including our very own sun.

Hello, Anybody Out There? Channel: National Geographic Channel Length: 0 Date: March 25, 2009 What would you do if aliens were confirmed to exist?

Pressure Dome Fix Channel: National Geographic Channel Length: 0 Date: March 25, 2009 An airplane’s hull is accidentally breached and will be unable to fly without a replacement.  Sean helps transport a replacement pa...

Crane Lift Channel: National Geographic Channel Length: 0 Date: March 25, 2009 Tension builds amongst the crew when a crane is dismantled and lifted higher.  New construction materials are then lifted t...

Incredible Skin Channel: National Geographic Channel Length: 0 Date: March 25, 2009 Human skin is made for all kinds of temperatures.

Randy Couture Channel: National Geographic Channel Length: 0 Date: March 25, 2009 Randy Couture describes his "Ground and Pound" technique.

Womb Preview Channel: National Geographic Channel Length: 0 Date: March 25, 2009 Learn why dogs' ears start development early, and how acute their sense of hearing will develop.

Let’s Get Existential Channel: National Geographic Channel Length: 0 Date: March 25, 2009 A moment of reflection in our journey to the edge of everything.

Crotch Test Dummy Channel: National Geographic Channel Length: 0 Date: March 25, 2009 Watch this professional boxer take a low-blow at the sport science crash-test dummy.

Phoenix Probe During the Day Channel: National Geographic Channel Length: 0 Date: March 25, 2009 Phoenix on the surface of Mars.

Testing a Taser Channel: National Geographic Channel Length: 0 Date: March 25, 2009 Scientists record the results of a taser on a human subject.

Phoenix Parachute Channel: National Geographic Channel Length: 0 Date: March 25, 2009 Phoenix probe deploys parachute on Mars.

The Deep Channel: National Geographic Channel Length: 0 Date: March 25, 2009 Methane hydrate can burn in one’s hand because it releases water when it melts, which keeps it cool.

The Sun Exploded... Channel: National Geographic Channel Length: 0 Date: March 25, 2009 We won’t know the sun has exploded until 8 minutes after it happens.

Hogzilla Channel: National Geographic Channel Length: 0 Date: March 25, 2009 Investigate the legend of Hogzilla, a purported 1,000-pound monster feral hog supposedly the size of a rhino.

Crop Circle Creation Channel: National Geographic Channel Length: 0 Date: March 25, 2009 When it comes to crop circles, believing is seeing.

High Voltage Channel: National Geographic Channel Length: 0 Date: March 25, 2009 When high voltage powerlines need repair, these are the folks who risk the shock of 230,000 volts to keep the country running.

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