From: National Geographic Channel on Fri, Apr 23 2010 5:00 AM

At any given time, there are up to 300 volcanos erupting on Jupiter’s moon, Io.

From: National Geographic Channel on Fri, Apr 23 2010 5:00 AM

A team of researchers try to understand the physics and meteorology behind Mars' dust devils.

From: National Geographic Channel on Fri, Apr 23 2010 5:00 AM

Most of the Earth is hot, molten metal and rock. In fact, the inhabitable part makes up less than 1% of the planet’s mass.

From: National Geographic Channel on Fri, Apr 23 2010 5:00 AM

At a Phoenix airport, a demolition team takes a retired 727 and prepares to cut it in half.

From: National Geographic Channel on Fri, Apr 23 2010 5:00 AM

Sean Riley visits engineers working high in the sky to save the Fourth Road Bridge, connecting Scotland to the rest of the UK.

From: National Geographic Channel on Fri, Apr 23 2010 5:00 AM

The wings of an airplane do more than create the architecture of flight, they also store fuel.

From: National Geographic Channel on Fri, Apr 23 2010 5:00 AM

It takes a special kind of worker to repair UK bridges from hundreds of feet in the air.

From: National Geographic Channel on Fri, Apr 23 2010 5:00 AM

Satellite imagery confirms the effects of global warming on the Greenland Ice Sheet.

From: National Geographic Channel on Tue, Apr 20 2010 11:35 PM

Eric Stromer’s getting ready to cut an entire fire truck in half, but first he's going to need the right tools.

From: National Geographic Channel on Tue, Apr 20 2010 11:35 PM

Eric and the crew use plasma cutters and rotary saws to cut this fire truck in half!

From: National Geographic Channel on Fri, Apr 16 2010 12:31 PM

With 2 to 3 times the water found here on Earth, Jupiter’s moon offers the best known chance for finding life on other planets.

From: National Geographic Channel on Fri, Apr 16 2010 12:31 PM

Scientists plan to design an autonomous underwater vehicle in order to search for life in Europa’s vast, hidden ocean.

From: National Geographic Channel on Thu, Apr 15 2010 10:05 AM

In Cody, WY, Sean Riley helps resurrect a ski lift out of the spare parts of retired lifts from around the country.

From: National Geographic Channel on Thu, Apr 15 2010 10:05 AM

It’s possible that the 'dark energy' that feeds the expanding universe could one day rip the planet apart.

From: National Geographic Channel on Thu, Apr 15 2010 10:05 AM

In the 90’s, scientists discovered the Kuiper Belt and realized that the solar system is a lot bigger than we once thought.

From: National Geographic Channel on Thu, Apr 08 2010 5:41 PM

The Audi R-8’s aluminum body makes this super car light, strong and safe.

From: National Geographic Channel on Thu, Apr 08 2010 5:41 PM

Audi brings a road version of its race car to the people.

From: National Geographic Channel on Sat, Apr 03 2010 4:38 PM

Are we alone? Is Earth the only planet where life has emerged, or are we part a larger web of life in the universe?

From: National Geographic Channel on Thu, Apr 01 2010 4:18 PM

Life on other planets would adapt to its environment and might be stranger than you could ever imagine.

From: National Geographic Channel on Thu, Apr 01 2010 4:18 PM

For over 100 years, the cause of a Siberian blast as powerful as a nuclear bomb has been a mystery.