
Still cameras have had face detection for three years, and Sony's models are among the best. To bring that capability to video, Sony re-engineered its still-camera image processor for camcorders and wrote updated software that allows it to track faces, even in profile, at a blistering 30 frames per second.
Read updated coverage of the HDR-UX20, live from CES.
More Piping Hot CES Releases:
Or click here
to see our live coverage of CES 2008Stay 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.