Sun Catalytix secures money for low-cost solar fuel

To make better biofuels, researchers add hydrogen
Researchers at Idaho National Labs are developing a technology, with roots in nuclear energy, for squeezing more fuel from agricultural residue using clean electricity.

Shuttle lights up sky with spectacular launch
The shuttle Discovery, delayed by bad weather and problems with a hydrogen valve, roared to life and rocketed into orbit overnight Friday to kick-start a space station resupply mission.

Space shuttle Discovery refueled for launch
Grounded once by bad weather and twice by hydrogen valve concerns, the shuttle was refueled for launch late Friday for a space station resupply mission.

Politicos give natural gas, efficiency top billing
The Clean Energy Summit policy confab touts building efficiency and calls natural gas a "bridge fuel" for a low-carbon energy infrastructure.

Inside a small wind-turbine beta test
WindTronics is one of many small wind companies trying to crack into clean energy industry. Can it make wind affordable and revitalize manufacturing at the same time?