Post Thumbnail

It's been 75 days since Costa Rica's power grid last had a sip of petroleum. Thanks to heavy rainfall at the start of the year, the Central American nation has been able to provide 100 percent of its energy needs via renewable resources. This certainly represents a major milestone in green energy ...

3 months ago 0 Comments
March 23, 2015 at 4:28PM
Post Thumbnail

Why bother with risky battery-changing surgical operations when your own cardiovascular system can provide all the power your heart-shocking pacemaker will ever need? Engineers at Switzerland's University of Bern have been working on tiny turbines; turbines small enough, in fact, to fit inside a hum...

4 years ago 0 Comments
Post Thumbnail

One of the Holy Grails of green power is hydroelectricity, and we've certainly seen our fair share of research in that department. The newest guy on the scene is called Oyster, a collaborative effort between Queen's University in Belfast and Aquamarine Power Limited that sees something called an O...

6 years ago 0 Comments
Post Thumbnail

San Francisco's been mulling this one over for some time now, but at long last, the city has taken a monumental step in turning nearby waves into energy. Mayor Gavin Newsom has stated that his city has just "submitted a preliminary permit application to the federal government to develop a wave pow...

6 years ago 0 Comments
Post Thumbnail

A twist on the idea of the underwater turbine, the Searaser also uses the motion of the ocean to generate power. The device consists of two independent floats that move with the waves, pumping out seawater as they do. The water can then be pumped inland for hydroelectric power, irrigation, or to h...

6 years ago 0 Comments
Post Thumbnail

Never mind those ginormous dam-based hydroelectric generators -- we've got a much smaller version that you can actually use in your backyard. The Pico Hydroelectric Generator was installed within a 5-gallon bucket by Sam Redfield in order to convert the energy from "existing gravity fed irrigation...

7 years ago 0 Comments
Post Thumbnail

Apparently, Marine Current Turbines is having quite the time trying to install what would be "the world's largest tidal power project," as the installation that was slated to begin Monday will now be lucky to see completion this year. Dubbed SeaGen, the project will reportedly utilize "twin underwat...

7 years ago 0 Comments