The idea? Help people give up the headache of auto ownership by turning transportation into a service.
The federal government doesn't consider tar-sands oil to be "oil" -- which means Exxon might weasel out of paying for damages.
After getting slammed last summer, ethanol producers are hoping to catch a break -- but their fate is far from settled.
Out in California, Lawrence Berkeley Lab has a little showcase going on that demonstrates this simple idea.
The country is fast outgrowing its electric grid. Are small-scale solar projects the solution?
Radical geoengineering projects could have disastrous impacts on the world's most vulnerable people, raising the need for global oversight.
Scientists are making progress in developing a GMO lettuce that can grow in scorching heat. Um, yay?
A bacon-flavored mouthwash that's entirely vegetarian? Too good to be true. Also, not true.
A game funded by a public broadcaster has players build virtual oil pipelines, which virtual opponents can then blow up.