Static electricity's tiny sparks

Static electricity is a ubiquitous part of everyday life. It's all around us, sometimes funny and obvious, as when it makes your hair stand on end, sometimes hidden and useful, as when harnessed by the electronics in your ...

Producing electrical power with cardboard, tape, and a pencil

A small device made from everyday materials can generate enough energy to power several diodes. This clever discovery by an EPFL postdoctoral student was presented yesterday at a global conference on micro- and nano- systems ...

Ancient effect harnessed to produce electricity from waste heat

A phenomenon first observed by an ancient Greek philosopher 2,300 years ago has become the basis for a new device designed to harvest the enormous amounts of energy wasted as heat each year to produce electricity. The first-of-its-kind ...

Dancing droplets rock out on space station

Expedition 31 Flight Engineer Don Pettit of NASA has taught more than half a million internet viewers how microgravity affects scientific principles by using everyday objects on the International Space Station. In the latest ...

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