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Moon Machines: Developing the Space Suits

On The Science Channel's "Moon Machines," learn about the trials and tests that were done in order to develop the modern space suit.


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How Diesel Locomotives Work

How Diesel Locomotives Work (1:15)

Trains have been around for hundreds of years, but the way modern trains are powered uses a new hybrid technology. See how diesel locomotives work in this HowStuffWorks video.

How Drawbridges Work

How Drawbridges Work (1:24)

A drawbridge is a bridge over a body of water that opens up to allow boats and ships to pass through. Watch this video from HowStuffWorks to learn how it works.

How Dry Cleaning Works

How Dry Cleaning Works (1:32)

Dry cleaning is an amazing technology, but do you know what actually happens behind the counter? Find out how dry cleaning works in this HowStuffWorks Video.

How Fireworks Work

How Fireworks Work (1:18)

Fireworks have a special and beautiful magic all their own. Watch this HowStuffWorks video to learn how they make such incredible colors and designs.

How Hot Air Balloons Work

How Hot Air Balloons Work (1:12)

Hot air balloons rides are flying at its purest -- no engine, no moving parts and very little the pilot can do to control the vehicle. Watch this video from HowStuffWorks to see what it's like to fly in a hot air balloon.

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G Word: Plastic Bag Afterlife

G Word: Plastic Bag Afterlife (3:01)

In this clip from Planet Green's "G Word," Todd Sutton the Waste Sleuth visits a company that gives plastic bags new life by turning them into 'wood' products.

Mega Engineering: Tunneling Through the Diomedes

Mega Engineering: Tunneling Through the Diomedes (2:41)

Find out how two tiny islands in the middle of the Bering Strait could hold the key to constructing the world's largest underwater tunnel in this clip from Discovery Channel's "Mega Engineering."

Mega Engineering: Tunneling for Turkey

Mega Engineering: Tunneling for Turkey (2:57)

This clip from Discovery Channel's "Mega Engineering" explores Istanbul's Marmaray tunnel construction project. Running under the Bosphorous Strait, this tunnel would connect the European and Asian sections of Istanbul.

Mega Engineering: Tunnel Under the Sea

Mega Engineering: Tunnel Under the Sea (1:41)

This clip from Discovery Channel's "Mega Engineering" explores the challenges of building a submerged tunnel under the Bering Strait.

Mega Engineering: Tunnel Boring Machines

Mega Engineering: Tunnel Boring Machines (2:43)

This clip from Discovery Channel's "Mega Engineering" analyzes the possibility of digging a transcontinental tunnel below the floor of the Bering Sea using gigantic tunnel boring machines.

Mega Engineering: The Domes Magic Material

Mega Engineering: The Domes Magic Material (3:22)

Substantially lighter than gas, ETFE is a thin, super strong material that could make city-sized domes possible. Learn more in this video from Discovery Channel's "Mega Engineering."

Mega Engineering: Standing up to Hurricanes

Mega Engineering: Standing up to Hurricanes (2:30)

Engineers discuss how a delicate looking dome can protect Houston from a Category 5 hurricane in this video from Discovery Channel's "Mega Engineering."

Mega Engineering: Solving the Rail Divide

Mega Engineering: Solving the Rail Divide (1:51)

In their quest to construct the world's first transcontinental rail line, find out how engineers compensate for rail tracks of different sizes in this clip from Discovery Channel's "Mega Engineering."

Mega Engineering: Saving Houston with a Dome

Mega Engineering: Saving Houston with a Dome (2:06)

Facing almost overwhelming environmental challenges, some feel that the only way to save Houston is to cover it with a gargantuan dome.

Mega Engineering: Railing over Permafrost

Mega Engineering: Railing over Permafrost (3:00)

In this clip from Discovery Channel's "Mega Engineering," find out how rail lines are built in extreme conditions.