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Junkyard Wars: Maximizing Power While Minimizing Weight

Related Article: Learn more about engineering.

The teams consider where to place their engines. The Green team has decided to build a frame from scratch, while the Red team uses one from an existing vehicle.

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10 Ways the World Will End: Robots Inherit the Earth (3:00)

Docile robots turn into maniac killers as they overtake their less intelligent human masters in this humorous apocalyptic scenario on The Science Channel's "10 Ways the World Will End."

How C-130s Are Built (5:07)

The C-130 is one of the largest and most powerful cargo planes in the world. Find out how such a mammoth aircraft works in this HowStuffWorks video.

How Helicopters Work (1:11)

Helicopters use various degrees of balance and rotation to fly. Learn how helicopters work in this HowStuffWorks video.

GR-5A Turboshaft Engine (7:36)

Watch this video about turbo engines on HowStuffWorks. The home-built, self starting GR-5A turboshaft engine is completely constructed from off the shelf items (mostly from eBay), the 8 horsepower engine is like no other turbine. The engine features... More »

How Diesel Locomotives Work (1:15)

Trains have been around for hundreds of years, but now they use a new hybrid technology. See how diesel locomotives work in this HowStuffWorks video.

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10 Ways the World Will End: Invasion of the Grey Goo (2:33)

The Science Channel's "Ten Ways the World Will End," details how nanotechnology could lead to the self-replication of nano-robots that can transform all carbon matter into grey goo.

10 Ways the World Will End: Robots Inherit the Earth (3:00)

Docile robots turn into maniac killers as they overtake their less intelligent human masters in this humorous apocalyptic scenario on The Science Channel's "10 Ways the World Will End."

How It's Made: Neon Sign Creation (2:52)

On Discovery Channel's "How It's Made," learn how neon signs are made.

How It's Made: Votive Candle Making (1:09)

On Discovery Channel's "How It's Made," learn about the process in which votive candles are made using an automated molding process in a factory.

How It's Made: Perfect Book Binding (2:30)

In traditional book binding, pages and covers are sewn together; whereas in perfect binding, the same components are glued together. Learn more about perfect binding on The Science Channel's "How It's Made."

How It's Made: Commercial Book Binding (1:22)

Commercial book binding in the modern age has evolved into a highly mechanized process. Watch and learn how books are bound on Discovery Channel's "How It's Made."

Science of Star Wars: Skycar (1:05)

The Skycar is a high performance airplane. Learn more about this plane that can go 300 miles per hour on The Science Channel's "Science of Star Wars."

What the Ancients Knew: The Invention of Steel (1:09)

The Science Channel's series, "What the Ancients Knew," explores the development of steel and how it was used in ancient civilizations and now in modern times.

What the Ancients Knew: Central Pillars (1:28)

The central pillar concept, prevalent in traditional Japanese construction for centuries, has been directly adapted to skyscrapers. Learn more in this clip from The Science Channel's "What the Ancients Knew."

What the Ancients Knew: Daiku (0:32)

Daikus are the experts of traditional Japanese carpentry. There is mystery surrounding the profession, since techniques were only transmitted from master to apprentice. Learn more with host Jack Turner on Science Channel's "What the Ancients Knew."