Water scarcity and flooding often go hand in hand.
The Behavior of the water cycle can be unpredictable and dangerous, but engineers can help soften the deadly impact of floods.
An E-Bike Potpourri
Discover some of the many ways to add an electric assist to your bicycle
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World's Coolest Personal Computer
A commercial liquid-nitrogen system keeps overclocked computers cool
How Software Found the Air France Wreckage
A new drift simulator pinpoints ocean accidents
The World's Fastest-Melting Glaciers
Exploring the place where glaciers meet technology: Peruvians face huge environmental challenges.
Slideshow: A Tour of Photo Tampering
Doctoring photos for nefarious purposes
The Future's So Bright
A flashlight made from high-output LEDs is not for the fainthearted
Sensors to Determine Health of Streams
Nanoengineers are making sensors for civil engineer colleagues to monitor the health of streams and rivers in Kentucky
Little Appeal for Intel's Mobile Internet Device
A device to fill the gap between smartphones and netbooks would have a small market.
Dean Kamen Unplugged
Millionaire inventor Dean Kamen takes his private island off the electrical grid