warm weather

Cool Science For (What's Left of) Summer

Take one last high-tech trip to the beach this holiday weekend

The life of a beach bum can be surprisingly high-tech. The latest warm-weather gear draws on clever chemistry for both fun (a chameleon-like surfboard) and safety (a sunscreen that applies itself). And an icebox with a sun-reflective coating ensures that on a hot day, your beer will stay colder than ever.

Click "View Photos" at left to launch the slideshow.

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Getting Gadgets to Yak for You

Machines get smarter but most still won't talk to each other. There's a DIY way around that problem.

Hummingbirds: Day after day in warm weather they would zing up to the feeder outside my office window, and every time I saw one out of the corner of my eye I thought how nice it would be to get some good pictures. Nice, but not quite worth sitting motionless behind a lens for great chunks of time to get the perfect shot.

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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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