• Science

    Your Next House Could Come Out of a Printer

    By Dan Smith Posted on 6.24.2009 17 Comments

    3-D printing may soon expand beyond the small scale. In 2010, the world's largest 3-D printer will build the Radiolaria Pavilion, a 10-meter-tall structure in Pontedera, Italy. Made out of sandstone, the building will be printed one 5-10mm layered sheet at a time.

    6.27.2009 at 08:32pm - Comment by BobHawkins

    Embed fiber optics in the surface layer of sandstone. It's basically the same material. The whole wall becomes a display device (works better at night). Makes Christmas decorating a snap!

  • Entertainment & Gaming

    PopSci 5-Minute Project: Disc Doctor

    By Posted on 5.23.2008 11 Comments

    About to chuck that busted CD? Not so fast, young grasshopper. Web editor Megan Miller demonstrates three ways to resurrect those scratched discs using stuff you probably already have sitting on your shelf.

    5.25.2008 at 11:15am - Comment by BobHawkins

    The dish soap is for washing the toothpaste off the CD. She mentioned washing it, but that they weren't going to show it. I guess they assume 99.9% of viewers could figure that out on their own. CDs have plastic on one side, but the label side only has a layer of lacquer, plus the label. If that side gets scratched, you're out of options. All you can do is make it worse.



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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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