Alisa Miller: Why we know less than ever about the world


www.ted.com Alisa Miller, head of Public Radio International, talks about why — though we want to know more about the world than ever — the US media is actually showing less. Eye-opening stats and graphs.

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IBM Nanochips To Use Light Pulses Instead of Copper Wires

IBM researchers, renowned for their innovative technology patents, have developed a process that replaces copper wire in computer chips with light pulses, speeding information transfer and using 20 times less energy than prior versions. Continue reading IBM Nanochips To Use Light Pulses Instead of Copper Wires