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US defense programs target of China cyber threat

New revelations that China used cyberattacks to access data from nearly 40 U.S. weapons programs and almost 30 other defense technologies have increased pressure on American leaders to take more strident action against Beijing ...

dateMay 29, 2013 in Internet
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4C+29.30: Black hole powered jets plow into galaxy

(Phys.org) —This composite image of a galaxy illustrates how the intense gravity of a supermassive black hole can be tapped to generate immense power. The image contains X-ray data from NASA's Chandra X-ray ...

dateMay 15, 2013 in Astronomy
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US Navy launches unmanned aircraft from carrier

The U.S. Navy for the first time Tuesday launched an unmanned aircraft the size of a fighter jet from a warship in the Atlantic Ocean, as it wades deeper into America's drone program amid growing concerns ...

dateMay 14, 2013 in Engineering
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Storm study reveals a sting in the tail

Meteorologists have gained a better understanding of how storms like the one that battered Britain in 1987 develop, making them easier to predict. University of Manchester scientists, working with colleagues ...

dateMay 01, 2013 in Earth Sciences
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Saturn's little wavemaking moon

Captured on January 15, this narrow-angle Cassini image shows an outer portion of Saturn's A ring on the left and the ropy F ring crossing on the right. The thin black line near the A ring's bright edge is ...

dateApr 25, 2013 in Space Exploration
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