For kids in developing countries, it’s crucial to have a reliable light source — otherwise you can’t see to read or do your homework. But many homes and villages don’t have electric light, and the cheapest alternative — kerosene — …
All the world's countries love to talk piously about the need to address climate change. What happens if someone goes beyond talk to action? If the E.U.'s aviation program is any indication, it ain't pretty.
In the battle between food and fuel, cellulosic ethanol might not be a great idea or even a viable solution to our energy woes, but enzyme company Novozymes says it's coming, regardless.
Unless the world economy crashes or intercessory prayer starts working, no one on the planet has the power to significantly lower the price of gasoline at the pump.
At a campaign event in Georgia, Newt Gingrich told supporters that he would maaaaaagically lower gas prices because “you can’t put a gun rack on a Volt.” Shows what the hell he knows.
"Grid parity" has arrived in parts of sunny California and Hawaii, and it's coming to (not-so-sunny) Germany by 2013.
A reader wonders how to network sustainably. Umbra consults the cards.
The magazine has published a series on "Over-regulated America" that does nothing but contradict itself and repackage false claims about the costs of protective regulation.
Germany just signed agreements with Kazakhstan and Mongolia to mine rare earths in those countries, in an effort to break China's monopoly over these 17 elements.