For less than $1,000, the MakerBot kit provides nearly everything you need for your very own 3-D plastic printer. We find out what it takes to build and use one
Highways basking in the hot sun are wasted energy. Scott Brusaw's solution? Make them out of solar panels
Willem van Cotthem’s super-soil harnesses the power of Pampers to turn dirt into lush gardens
A motorcycle with an aerodynamic shell gets more than 200 miles per gallon
David Keith believes strong-arm strategies could soon be our last resort for reversing record levels of carbon in the atmosphere
A self-filtering water bottle, a solar-powered iPod speaker, and more great ideas in gear
The Dice House looks like part of a Monopoly set, but the design has real-world ambitions. The 30-by-30-by-30-foot concept home, … Continued
The hottest, fastest lifeguard on the beach is named EMILY
In April, Kathie Thomas-Keprta told a standing-room-only audience at the Astrobiology Science Conference that she had found evidence of life … Continued
A graywater system uses shower and sink runoff to flush the toilets. Plus: four more ways to save water at home
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