Phased radio frequency (RF) arrays use numerous small antennas to steer RF beams without mechanical movement (think radar without a spinning dish). These electronics are invaluable for critical DoD applications such as ...
Engineering
Feb 27, 2013
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Hackers temporarily blocked the official World Youth Day site Thursday just as Pope Benedict XVI arrived in Madrid to preside over the festivities, a spokeswoman for the event said.
Internet
Aug 18, 2011
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Technology-mad Chinese shoppers are paying a huge mark-up for Apple's new iPad on the grey market, only days after the device went on sale in the United States.
Consumer & Gadgets
Apr 9, 2010
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Home builder Lance Schmidt hears it all the time: Green building costs more. But he and his colleagues are out to prove otherwise.
Energy & Green Tech
Nov 9, 2009
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Invasive species can disrupt natural and human-made ecosystems, throwing food webs out of balance and damaging the services they provide to people. Now scientists have begun to put a price tag on this damage. In a study ...
Ecology
Apr 20, 2009
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