Puma

GM Unveils the P.U.M.A., and Possibly the Future of Urban Transportation

The Segway/GM brainchild, released today, comes with promises of sleeker models and a new wave of city driving

Is it the car of the future? The Segway of the future? An idea destined to go nowhere? Something in between? Today GM unveiled the PUMA, a two-wheeled city vehicle built in collaboration with Segway. PUMA stands for Personal Urban Mobility and Accessibility, and the idea is to create a small, highly maneuverable mini-car ideal for congested cities where the traffic is slow and the parking is nonexistent.

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The Score

Puma's Crazy Chemistry Ball

Thanks to advances in fluid mechanics, "futbol" may become even more fun to watch

In its raw form, d3o looks like slime and molds like Play-Doh, but take a hammer to a clump and it changes to a stiff rubber. This curious substance introduced itself in the 2006 Olympics as a safety lining for the Spyder skiing suits, and that same year, d3o's protective ski hat won PopSci's Best of What's New Award.

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November 2009: Astronaut 3.0

Inside NASA's astronaut bootcamp and the grueling new training regimen for deep space. Plus, ten young geniuses shaking up science today, one writer's quest to analyze every man-made chemical in her body and more.

Check out the issue's full contents online here

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