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Bizarre Parasomnias and Sleep Disorders
By Paul Adams Posted on 9.16.2008 8 CommentsFrench philosopher Gaston Bachelard wrote in 1960 that “sleep opens within us an inn for phantoms.” Recent research agrees, finding that some sleepers shriek or even gorge themselves without knowing it. These sleep-disorder sufferers experience neural glitches that mix conscious and unconscious states. Scientists are now searching for the physiological underpinnings in hopes of developing better drug therapies.
Science
The Latest Man-Made Organs
By Paul Adams Posted on 9.17.2008 6 CommentsAlmost 100,000 people languish on organ-transplant waiting lists. But new tissue-fabrication techniques should make swapping in a man-made liver as easy as snapping Lego bricks into place. Blood vessels Method: 3-D printer When: 5 years Gabor Forgacs, a tissue engineer at the University of Missouri, is making blood-vessel networks by culturing three types of vessel cells and loading them into a fridge-size bioprinter. This machine prints out the cells to build capillaries in preprogrammed patterns.
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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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