With this SD (Secure Digital) flash-memory card, you can move photos, songs or any other files from your device to your computer without cables or a separate card reader. Just stick the built-in USB plug directly into your computer. $80 (512MB) or $135 (1GB)
Stay up to date on the latest news of the future of science and technology from your iPhone with full articles, images and offline viewing
Featuring every article from the magazine and website, plus links from around the Web. Also see our PopSci DIY feed
Share links with friends, comment on stories and more
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.