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

The long process of removing a mountaintop to access the coal underneath puts local communities at risk of water and air pollution and turns entire ecosystems to rubble.

Coal is the undisputed leader in dirty fuel sources. But beyond the issue of global warming, coal-fired power plants are also dangerously dirty in other ways.

Cars are great, but have you ever wanted to get rid of yours? There are cities out there where it is possible to get by and get around without getting into a car.

The world currently has 121 gigawatts of installed wind power. But not all wind farms were created equally.

A new generation of bio-fuels, as well as new approaches to established fuel sources, are making a cleaner, greener future seem like more than a mere pipe dream.

Everybody wants to make a buck off 'green', but not all companies claiming environmental responsibility are telling the truth.

Bleeding-edge green technologies created by high school and college students for developing countries and developed countries alike.

Here are 12 eye-catching and unique solar-powered concept cars being worked on by the best and brightest minds in automotive engineering.

An honest look at the most energy-consuming devices in a geek's home (ie, XBOX, PS3, plasma TVs), how much energy they use & how to use less.

Green gadgets, devices, and products that ultimately use more energy than they save.

Between hydrogen fuel cells, bio diesel, electricity and compressed air, the world is hard at work creating the next generation of non-oil consuming vehicles.

A look into the strange and imaginative world of electric vehicle design, from ultra-futuristic concept cars to designs that'll be available within the year.

Green design, sustainable innovation, alternative energy - these are all recently-coined buzz-phrases but historical civilizations have done very similar things.

Let's look at some of the more obscure forms of alternative energy that you can use to power your home.