Brazil proposes South American broadband network

Brazil on Tuesday proposed the creation of a fiber optic broadband connection network linking all South American countries to bring down the cost of Internet and cellular phone access.

A smarter way to make ultraviolet light beams

Existing coherent ultraviolet light sources are power hungry, bulky and expensive. University of Michigan researchers have found a better way to build compact ultraviolet sources with low power consumption that could improve ...

Piracy vs. an open Internet

To avoid the reach of U.S. copyright laws, numerous online pirates have set up shop in countries less willing or able to enforce intellectual property rights. Policymakers agree that these "rogue" sites pose a real problem ...

Imperfections may improve graphene sensors

Although they found that graphene makes very good chemical sensors, researchers at the University of Illinois at Urbana-Champaign have discovered an unexpected "twist"—that the sensors are better when the graphene is ...

Cybercrime against businesses 'explodes'

More than one in three companies say that in 2011 they have been victims of fraud, a report said on Tuesday, with reports of cybercrime targeting businesses around the world skyrocketing.

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