23/12/2013

"Loss of the night" app measures light pollution

If the Christmas story were set in the modern era, you might expect that the three wise men would need to rely on their GPS whenever they came into a town. But in fact, some stars can still be seen in even in the most brightly ...

Optical rogue waves: The storm in a test tube

Random processes in nature often underlie a so-called normal distribution that enables reliable estimation for the appearance of extreme statistical events. Meteorological systems are an exception to this rule, with extreme ...

Sailing satellites into safe retirement

When satellites reach the end of their working lives, they may pose a threat to other spacecraft as they continue to orbit in a dormant state for many decades. But now a new way to deorbit ageing satellites in a safe manner ...

SCHAFT team tops scores at DARPA Robotics Challenge

(Phys.org) —For those wondering who of 16 competing teams would walk away as top performers in the two-day DARPA Robotics Challenge in Florida over the weekend, the suspense is over. SCHAFT, a Japanese company newly acquired ...

Anti-whalers dismiss 'sham' Australian surveillance

Militant anti-whaling group Sea Shepherd on Monday dismissed as a "sham" Australian government plans to track Japan's annual whale hunt by air instead of by sea, saying it was a toothless and "cowardly" response.

Chinese users welcome Apple, China Mobile deal (Update)

Chinese users welcomed a long-awaited tie-up between Apple and China Mobile, the world's biggest wireless operator, but analysts warned Monday that the deal's impact depends on the quality of the carrier's 4G network.

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