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Green Algae (3:05)
Algae may be the key to a greener environment.
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Engineering
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Restoring the Declaration of Independence
Restoring the Declaration of IndependenceVideo Clip (2:24)
Video Clip (2:24)
In 2003, the Declaration of Independence was installed in a new high-tech encasement.
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Grease Tech
Grease TechVideo Clip (2:21)
Video Clip (2:21)
Though we don't see it, grease is a key component in our everyday lives.
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Brick Manufacturing
Brick ManufacturingVideo Clip (3:09)
Video Clip (3:09)
Clay deposits along the Hudson River gave rise to the world's largest brick manufacturing region during the early 1900s.
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The Atlantic Wall
The Atlantic WallVideo Clip (3:11)
Video Clip (3:11)
Throughout World War II, German engineers and soldiers built fortifications along the western coast of Europe to defend against Allied invasion.
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St. Lawrence Seaway
St. Lawrence SeawayVideo Clip (3:12)
Video Clip (3:12)
The St. Lawrence Seaway connects the Atlantic Ocean to the heartland of America.
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Green Algae
Green AlgaeVideo Clip (3:05)
Video Clip (3:05)
Algae may be the key to a greener environment.
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World's Largest Office Building
World's Largest Office BuildingVideo Clip (3:26)
Video Clip (3:26)
The Pentagon, headquarters for the U.S. armed forces, is the world's largest office building. Who was the mastermind behind the Pentagon? What unique challenges did the project face?
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Air Power
Air PowerVideo Clip (1:39)
Video Clip (1:39)
Wind energy may soon become the most cost-effective source of electricity in the United States. See how engineers harness the power.
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Light Energy: A Bright Future
Light Energy: A Bright FutureVideo Clip (1:58)
Video Clip (1:58)
Solar energy has a bright future. See how engineers harness this clean source of power that helps renew our planet.
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Iceland Embraces Renewable Energy
Iceland Embraces Renewable EnergyVideo Clip (2:50)
Video Clip (2:50)
The small island country of Iceland is taking giant steps in using renewable energy.
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Saving the Wetlands
Saving the WetlandsVideo Clip (3:01)
Video Clip (3:01)
Restoring the U.S. wetlands can help protect us from future catastrophic floods.
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The Toronto Skydome
The Toronto SkydomeVideo Clip (3:17)
Video Clip (3:17)
See how Toronto doesn't let the weather spoil a good game with the retractable roof known as the SkyDome.
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Wind Farms
Wind FarmsVideo Clip (3:14)
Video Clip (3:14)
Wind power is there for the taking. See how engineers harvest this abundant source of energy for the good of our planet.
