CNNMoney – Turning ocean waves into electricity

There’s another potential power source that’s so plentiful that it covers 71% of the Earth, but it’s been a struggle to tap.

Startup Columbia Power is the latest company to dream of harnessing the ocean for electricity. It’s building a wave generator called StingRAY that will float on the ocean’s surface, turning each passing wave to usable power.

Keep reading more from Heather Kelly at CNNMoney here.