7 Start-Ups Imitating Mother Nature

Flickr image via jurvetson
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Dolphins can hear a whistle from up to 15 miles away, but talking underwater is harder. Water sounds travel quickly and the noisiness scrambles the message. To prevent interference, dolphins vary their pitch.

German Evologics spent years researching the vibrations of marine mammals and created an underwater modem that mis-delivers only one in every billion bits of information.

The modem can be used as a tsunami detection device and its technology can be seen in the Baikal Deep Underwater Neutrino Telescope, which studies particles in space.