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What We Used Before Elevators
- Watch this Reuters videos about paternosters - the predecessor to the elevator. Paternosters are open-faced, continuously moving lifts that go to each floor like a huge ferris wheel. Safety concerns have reduced paternosters to near obscurity.
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How Helicopters Work
(1:11)
Helicopters use various degrees of balance and rotation to fly. Learn how helicopters work in this HowStuffWorks video.
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Robots of the Future
(1:53)
Robots will one day make our lives easier.
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Underwater Car
(1:15)
Since the famous James Bond car took The Spy Who Loved Me underwater, many have wondered if it is possible. Discovery Channel "Mythbusters" even devoted a segment to the possibility. Meet the sQuba underwater car.
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How Waterjets Work
(1:12)
How do waterjets work?
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How Did This Airplane Avoid Crashing?
(1:30)
Watch this Reuters video showing a Lufthansa flight to Hamburg that nearly ended in disaster. Flying through storms and battling strong gusts of wind this expert team of pilots avoided disaster as they tried to land at the Hamburg airport.
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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.
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How Flying Cars Work
(1:15)
In the near future, flying cars may be on your city's streets. Learn more about flying cars and the M-400 in this HowStuffWorks video.
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GE's Photovoltaic Technology Helps Grow Vineyard
(1:44)
Watch this video about GE's photovoltaic on HowStuffWorks. GE's photovoltaic are helping Doug Shafer and his Napa Valley vineyard to reduce their dependence on energy. See how photovoltaic work in this video from GE.
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