Bacteria love hanging out between your teeth—food gets caught there, and brushing can’t reach all the germs. If the bugs...
Banishing energy-hogging treatment plants and rotting pipes
Boosting anemic broadband speeds and wireless networks stuck in the 20th century
Overhauling inefficient plants and an ancient grid
Replacing treatment plants that use too much power, and 19th-century networks of leaky pipes
Defeating soul-deadening gridlock, monster potholes and dangerous road ice
An inventive duo's giant homemade air cannon can project a pumpkin--or anything else--at 600 miles an hour
Creating mobile applications for Android and the iPhone isn’t just for code-writing geeks anymore
It's a small world after all
The BMW Oracle Racing team’s boat--with an enormous wing for a sail--could win it all at the America’s Cup race...
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