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DIY Moped Runs on Air

This Puch moped only has a range of about 7 miles and with a top speed of only 18 mph, it isn't going to break any land speed records, but there is definitely something special about it: it runs on air. Jim Stansfield, an aeronautics graduate outfitted his Puch with a pair of carbon-fiber air cylinders, two rotary air…

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Hummer O2: Makes its Own Oxygen, BS

Hummer isn't exactly the first auto company to come to mind when one thinks of environmental friendly vehicles, but it looks like they're trying to change that. This concept vehicle that they showed off at the LA Auto Show is called the Hummer O2, and it actually makes its own oxygen. It's got algae growing in the…