Obama urges action "for the sake of our children and our future." ->

When it comes to looking to the energy source that will replace fossil fuels, there are no shortage of options. Solar power, wind energy, ethanol and biofuels are typically the most widely cited contenders to replace petroleum-based combustion engines and coal-fired power plants. But hydrogen stand...

Can we use vegetable oil as fuel in our cars and in electrical generators? The short answer is yes. The longer answer is, well, yes, with a good number of qualifications. First of all, all biofuels are essentially vegetable oil before they are refined into ethanol, biodiesel, or the class of biofue...

Researchers at Clarkson University in New York and Ben-Gurion University in Israel have found snails can produce electrical energy, Engadget reports. The secret lies in hemolymph, snail bodily fluid that's comparable to blood. "A pair of Buckypaper electrodes were charged by the electro-chemical re...

Among the many uses of hemp: food, textiles, paper and even fuel. We're still a ways from a hemp-powered car, but industrial hemp has made a number of headlines in past years, especially as an alternative energy source, as people have begun to take a closer look at the low tetrahydrocannabinol stra...

Music festivals seem to be the place to have alternative energy exhibitions; last March, SXSW in Austin served as the venue for the debut of GE's "Carousolar," a solar-powered carousel where festival goers could ride (or simply charge their mobile phones) with the power of the sun. Now that Lollapa...

Still using a gas powered lawnmower? Come on, this is 2012... we've got electric cars, solar panels on our homes, and giant windmills turning wind into power. Everything runs off electricity now, your mower should too. And there's no need to increase your utility bill just to tend to your yard... t...

Eco-minded boating enthusiasts will be thrilled to learn that for a paltry $300,000, they can own the MIG 675, a vessel that uses water as fuel. What efficiency, right? With a hydrogen generator on board, LUXURY's MIG 675 harvests hydrogen from surrounding seawater, Gizmag reports. This powers not ...