Laboratory tests aboard NASA's Phoenix Mars Lander have identified water in a soil sample.

China is the world's leading producer of energy from renewable sources and is on the way to overtaking developed countries in creating clean technologies, according to a report by the Climate Group.

As gas prices hover near $4 per gallon, hybrid and high fuel-efficiency vehicles are becoming even more popular among consumers.

The key to plentiful solar power is water, says Massachusetts Institute of Technology Professor Daniel Nocera.

President Bush heads to West Virginia Thursday as he implores the Democratic-controlled Congress to approve more domestic energy production.

For the fourth time this summer Republicans stopped the Senate from taking up wide-ranging legislation that extends tax breaks for teachers, businesses and parents and provides tax credits to an array of ...

Democratic gubernatorial candidate Jill Long Thompson proposed a plan Wednesday that she said would create thousands of new Indiana jobs by investing millions of dollars of state money in companies developing ...

Texas oilman T. Boone Pickens is making it his mission to boost the use of wind and natural gas for U.S. energy needs and reduce the nation's reliance on foreign oil.

Jul 30 - Chemical company Ineos develops technology to make bioethanol from waste.

The American Wind Energy Association is expected to release a survey next month that says the US has become the world's leading wind producer, and that the industry expects rapid growth to continue in places ...