Electrical engineers at the University of California in San Diego (UCSD) have developed the world’s most complex “phased array” – or radio frequency integrated circuit. Funded by the Defense Advanced Research Projects Agency (DARPA), this device is expected to find ...

Last Thursday, September 20th, 2007 the occupants of a small isolated village in southern Peru, not far from the Bolivian border, reported hearing a loud explosion. The locals rushed in the direction of the sound and found that a large ...

The image shows a typical solar flare from our sun, captured in September 2005 in the X-ray waveband by NASA’s TRACE satellite. A solar flare is an explosion on the Sun’s atmosphere that occurs when energy stored in twisted magnetic ...