Duke University

WiFi 'napping' doubles phone battery life

A Duke University graduate student has found a way to double the battery life of mobile devices – such as smartphones or laptop computers – by making changes to WiFi technology.

Jun 30, 2011
4.3 / 5 (7) 0

Jumping droplets take a lot of heat

Microscopic water droplets jumping from one surface to another may hold the key to a wide array of more energy efficient products, ranging from large solar panels to compact laptop computers.

Dec 12, 2011
5 / 5 (6) 0 | with audio podcast

Atomic core, shaken not stirred

When struck just right, protons and neutrons ring. The sub-atomic particles don’t jingle like when a hammer hits a bell. But they do jiggle in an odd dance where the protons move in one direction and ...

Jan 05, 2012
4.3 / 5 (7) 2

Reinventing the wheel -- naturally

Humans did not invent the wheel. Nature did. While the evolution from the Neolithic solid stone wheel with a single hole for an axle to the sleek wheels of today's racing bikes can be seen as the result of ...

Jun 14, 2010
3.6 / 5 (8) 2 | with audio podcast

Manipulating light at will

Electrical engineers at Duke University have developed a material that allows them to manipulate light in much the same way that electronics manipulate flowing electrons.

Aug 01, 2011
4.8 / 5 (6) 1 | with audio podcast

Retooling the ocean conveyor belt

For decades, oceanographers have embraced the idea that Earth's ocean currents operate like a giant conveyor belt, overturning to continuously transport deep, cold polar waters toward the equator and warm equatorial surface ...

Jun 18, 2010
4.7 / 5 (6) 4 | with audio podcast