Four types of solar tree, from concept to reality, turning solar paneling into works of Art.

A UK supermarket chain is using cars to power their checkouts. Sainsbury's has installed kinetic energy plates to harness the power of passing cars.

Isn't it about time airships took off in a big way? Why not rise above all of that with the oldest invention in the history of aviation?

Power from bicycles is not an entirely new energy idea but this highly creative public use could take the technology to the next level as people rent them.

This design may break down the ultimate energy barrier by accessing what may be the most cheap, easy and abundant source of fuel the world has ever seen.

Being 'green' isn't about being a consumer, and trying to be more environmentally aware doesn't have to cost a cent.

Rivers are still important transportation routes in places where roads and rails cannot go. They are also a source of energy and drinking water.

Several large summer music festivals are pushing the envelope in terms of environmental and sustainability initiatives.

A big misconception is that not everyone can afford to go green. These 15 cars can help you save both the environment and your wallet.

Before the days of jetted tubs, spas, and heated pools, the only real place to soak in hot water not in your bath tub was to visit a geothermal hot spring.

Because used beer cans are so abundant, especially on Mondays, many people have found creative ways to give them new life after the last drop of beer is gone.

Renewable energy power plants are usually upgraded before they fall into disrepair. Yet sometimes relics of a renewable past are left scattered across the landscape.

A more in-depth look at the workings of Earthships, beautiful self-sufficient DIY homes for eco-conscious green living.

An introduction to Earthships, completely self-sustaining, eco-friendly homes.

In the race to implement clean, green renewable energy, hydro-power is becoming all the rage. Check out these 15 amazing water-powered designs.