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Posted: December 10th, 2007, 12:00pm EST
The booster was supposed to keep volunteers safe from HIV infection—but it failed. What now?
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Posted: December 10th, 2007, 12:00pm EST
Recent breakthroughs in scramjet engines could mean two-hour flights from New York to Tokyo. They could also mean missiles capable of striking any continent in a moment's notice. No wonder the race to develop them is as fierce as ever
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Posted: December 7th, 2007, 12:00pm EST
Bike designers Tony Ellsworth and Donald Miller resurrected a 500-year-old idea to change the way people pedal
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Posted: December 4th, 2007, 12:00pm EST
The Hawk Recycler breaks down waste products and spits out clean, usable fuel
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Posted: December 4th, 2007, 12:00pm EST
This working X-Wing rocket is just one of the amazing Star Wars replicas being built by sci-fi-loving DIYers around the world. See inside for a full gallery and a, shall we say, fiery video
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Posted: November 30th, 2007, 12:00pm EST
Give the cuddly Linux appliance a new look and a truly wireless power supply in this mod
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Posted: November 27th, 2007, 12:00pm EST
In the cockpit of the F-35 Lightning II, a space-age helmet gives pilots x-ray visioneven at night
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Posted: November 26th, 2007, 12:00pm EST
Our biggest collection yet: over 200 of the year's best gadgets, goods and gizmos
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Posted: November 20th, 2007, 12:00pm EST
A new blood test promises to spot cancer and Alzheimer's long before you get sick
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Posted: November 20th, 2007, 12:00pm EST
Eye-popping design and record-breaking scale make the Chicago Spire our engineering innovation of the year