Protest exposes Silicon Valley-Hollywood rivalry

In a move that heightens the growing tension between Silicon Valley and Hollywood, Wikipedia and other websites went dark Wednesday in protest of two congressional proposals intended to thwart the online piracy of copyrighted ...

Technology, costs, lack of appeal slow e-textbook adoption

Textbooks are often a luxury for college senior Vatell Martin. The accounting major at Virginia State University got by in several courses with study groups and professors' lectures. "It's not that I didn't want to buy," ...

Graphene mixer can speed up future electronics

Researchers at Chalmers University of Technology (Sweden) have for the first time demonstrated a novel subharmonic graphene FET mixer at microwave frequencies. The mixer provides new opportunities in future electronics, as ...

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