But GM says $350-a-month lease deal will put electric car within reach for many.

Economic recession blamed for decline.

A modern dairy tale.

The switch to efficient lighting will have a significant impact on emissions – and climate change.

New nanotechnology research means your pants may one day power your iPod.

Largest solar-powered boat in the world to attempt historic voyage.

Office gardens encourage a healthy workforce.

Zero emissions? That depends on where you get the electricity to charge your car.