29 Nov '11, 5pm

You can thank 1940s sex symbol Hedy Lamarr for today's Wi-Fi and Bluetooth devices

But Lamarr's greatest long-term contribution to society was not as an actress but as an inventor. She and composer George Antheil co-invented early techniques for spread-spectrum communications and frequency hopping, technologies that were used for military communication for decades and which now form the core of many of today's most popular wireless devices.

Full article: http://www.mnn.com/green-tech/research-innovations/storie...

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