Physical Review Letters

Researchers build acoustic tractor beam

(Phys.org) —A team of researchers with members from the U.K., Scotland and the U.S. has built a functioning acoustic tractor beam in a lab—one that is able to pull objects of centimeter size. In their ...

May 08, 2014 report
4.4 / 5 (28) 2

The quantum revolution is a step closer

A new way to run a quantum algorithm using much simpler methods than previously thought has been discovered by a team of researchers at the University of Bristol. These findings could dramatically bring ...

Sep 11, 2014
4.5 / 5 (27) 5

Herschel throws new light on oldest cosmic light

(Phys.org) —Cosmologists have achieved a first detection of a long-sought component in the Cosmic Microwave Background (CMB). This component, known as B-mode polarisation, is caused by gravitational lensing, ...

Oct 01, 2013
5 / 5 (23) 8 | with audio podcast

Solar wind energy source discovered

Using data from an aging NASA spacecraft, researchers have found signs of an energy source in the solar wind that has caught the attention of fusion researchers. NASA will be able to test the theory later ...

Mar 11, 2013
4.7 / 5 (24) 17 | with audio podcast