News tagged with alternative energies

Clouds and the Alternative Energy Grid

California's goal of generating 33 percent of its power from renewable energy sources by 2020 will be challenging on days when clouds shade acres of solar photovoltaic panels or when thousands of wind turbines ...

Mar 16, 2010
1 / 5 (1) 0

Alternative Energy Crops in Space

(PhysOrg.com) -- What if space held the key to producing alternative energy crops on Earth? That's what researchers are hoping to find in a new experiment on the International Space Station.

Mar 10, 2010
4.5 / 5 (2) 2 | with audio podcast

Solar power coming to a store near you

(AP) -- Solar technology is going where it has never gone before: onto the shelves at retail stores where do-it-yourselfers can now plunk a panel into a shopping cart and bring it home to install.

Dec 10, 2009
4.6 / 5 (31) 28