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. ...
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 ...
Northwestern research team turns theory of static electricity on its head
Activated graphene makes superior supercapacitors for energy storage
(PhysOrg.com) -- Scientists at the U.S. Department of Energy's Brookhaven National Laboratory have helped to uncover the nanoscale structure of a novel form of carbon, contributing to an explanation of why ...
Small optical force can budge nanoscale objects
(PhysOrg.com) -- Engineering researchers have used a very tiny beam of light with as little as 1 milliwatt of power to move a silicon structure up to 12 nanometers.
Bad weather delays NASA new rocket test flight
(AP) -- NASA tried for hours Tuesday to launch its newest rocket for a shakedown flight, but clouds and high wind kept it stuck on the pad.