Mar 18

Watch atoms as they ‘hula hoop’ inside a molecule

Have you ever seen molecules bond, break or hula hoop? Chemist Ara Apkarian has. He and his team at the University of California Irvine are developing the chemiscope, a laser-powered device to record images at a molecular level. The lasers…

EmbedVideo(3552, 482, 304); Roughly 50 percent of people show signs of arthritis in the knee, and scientists at Stanford University believe better walking habits can go a long way to alleviate the pain. Mark Cutkosky, a Stanford…

EmbedVideo(3431, 480, 320); Science Nation looks for answers in crocodile DNA. Collecting DNA samples isn't easy when your subject could snap off your hand with one bite, but it's a risk David Ray -- a researcher at Mississippi…

Electric eels generate enough voltage to stun their prey, but they're not the only electric creature in the water. Researchers at Johns Hopkins University believe that the so-called weakly electric knifefish uses its electric field as a sixth sense…

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