People power is perhaps one of the world's greatest untapped sources of renewable energy. Smart devices that harness kinetic energy from everyday human activities help the environment in more ways ...

Earlier this year we highlighted Idaho startup M2E Power’s push to develop motion-powered electronics for the military. Now M2E is emphasizing the commercial applications for their technology, with a ...

April 10, 2009 The United States has about 250 million registered vehicles, which adds up to a lot of pollution and burning of fossil fuels. New Energy Technologies, Inc. prefers to look at it another ...

Recharging drained smartphone batteries at the end of a long day or during travel often requires a rush for plug points at airports or cafes. A company called AMPY says it has found a way to cut ...

A swinging pirate ship ride at a theme park. Kinetic energy is transferred into gravitational potential energy. Doing 'work' is the scientific way of saying that energy has been transferred. For ...

How does a yo-yo work? asks a reader.Can you Hop the Fence, Milk the Cow, Ride the Horse, and then Walk the Dog -- without ever setting foot on a farm? If so, you're probably familiar with yo-yo ...

Their assignment: to create a rollercoaster out of paper! The project set the wheels of these kids’ minds in motion. Bringing ...