Go Tar Heels.

Climate change doubt is an essential element of the Tea Party program.

A return to previous Arctic conditions is unlikely, says a new NOAA report.

1366 Technologies raises $20 million to fund a cheaper path to solar power.

4,000 square foot living wall unveiled in Pennsylvania.

California company launches e-waste recycling network.

Renewable power is cheaper and safer, military leaders say.

Dirty booms move from the Gulf to your car's interior.

Scientists hope to turn coal plant CO2 emissions into clean air.