Bragg reflectivity of X-rays: At the limit of the possible

(PhysOrg.com) -- Researchers utilizing high-brightness x-rays at the U.S. Department of Energy Office of Science’s Advanced Photon Source at Argonne National Laboratory have demonstrated that synthetic, nearly defect-free ...

Habitable zones

(PhysOrg.com) -- The "habitable zone" is the region around a star where a suitable planet could sustain the conditions necessary for life. Most astronomers take it to be the region where the balance between stellar radiation ...

Efficacy of cool roofs varies from city to city

(PhysOrg.com) -- While cool roofs and pavements have been found to cool the planet by preventing energy from being radiated back into the atmosphere, previous studies have not accounted for atmospheric feedbacks that may ...

NASA satellite observes damage path of april tornadoes

Recent images of the April 27 storm damage path have been captured by NASA's Terra satellite, part of NASA's Earth Observing Satellite system, or EOS. An instrument aboard Terra, called Advanced Spaceborne Thermal Emission ...

New e-paper display offers low energy/high refresh rate

(PhysOrg.com) -- A new type of display for portable electronic gadgets combines the energy efficiency of low power devices such as e-readers with the high performance of high power use devices such as laptops and smartphones. ...

Robot cat Doraemon's gadgets come to life in Japan show

For four decades Doraemon, a blue robot cat from the 22nd century, has been an icon of Japan's manga comic world -- but now some of its coolest sci-fi gadgets exist in the real world.

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