Archive: 4/12/2013

A leap forward in X-ray technology

X-rays transformed medicine a century ago by providing a noninvasive way to detect internal structures in the body. Still, they have limitations: X-rays cannot image the body's soft tissues, except with the use of contrast-enhancing ...

dateDec 04, 2013 in General Physics
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Commercial drones on the horizon

Internet retail giant Amazon.com hopes eventually to deliver packages by using flying robots, self-guided drones akin to those used by the military. The concept conjures images of holiday skies clouded with black "octocopters" ...

dateDec 04, 2013 in Robotics
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