The ocean has great potential as a renewable energy source, but the industry struggles with technical challenges, harsh environments, and environmental permitting.
Audio of Al Gore's speech on energy and climate change; bacteria could produce hydrogen from food waste; EPA issues report on health risks from climate change; SunPower battered by solar policy uncertainty; and Kleiner Perkins' green tech bet.
The only bad thing about tidal power is that it's largely experimental at the moment. But that could change.
Why put a 1.2MW turbine in the ocean when you can get away with smaller ones that cost less?
Messages sent by hundreds of accounts testify to dramatic weight loss and link to same suspicious site pedaling diet pills.
Samsung is planning a tidal wave of tablets in Q1 2014, according to reports, including a Galaxy Tab 3 Lite for less than £100.
Sales of Android tablets shot up by 127% last year, accounting for 62% of all sold, and overtaking iPads for the first time.
Crabster CR200, designed to overcome mobility challenges in rough water, is also a frighteningly awesome-looking robot.
A Japanese company will soon test the first renewable energy source to harvest the power of the wind and ocean.