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The Sex Files

The Cheapest Way To Curb Carbon Dioxide: Contraception


According to a new report from the prestigious London School of Economics, birth control is a less expensive way to reduce carbon dioxide emissions than most green energy strategies.

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The Doctor Is In

Neobladders and Nanocondoms

The doctor checks in with some charming innovations from the urology wing

Rocket ships. Guns. So much vaguely phallic technology in the news. It's time to stop beating about the bush and discuss the real thing.

Here are three cool urogenital advances to learn about -- and one very catchy music video.

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December 2009: Best of What's New

In our December issue, Popular Science names the 100 best innovations of the year: bombproof wallpaper, self-parking cars, the fastest helicopter, and 97 more. Plus inventor profiles and videos.

Check out the best of what's new here.

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