News tagged with light waves

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Shedding light on Anderson localization

Waves do not spread in a disordered medium if there is less than one wavelength between two defects. Physicists from the universities of Zurich and Constance have now proved Nobel Prize winner Philip W. Anderson's ...

Dec 20, 2012
5 / 5 (3) 2 | with audio podcast

Astronomers detect coolest radio star

(Phys.org) -- Astronomers using the world's largest radio telescope, at Arecibo, Puerto Rico, have discovered flaring radio emission from an ultra-cool star, not much warmer than the planet Jupiter, shattering the previous ...

Apr 18, 2012
4.3 / 5 (3) 6 | with audio podcast

Spiral structure of disk may reveal planets

(Phys.org)—An international team of astronomers has used HiCIAO (High Contrast Instrument for the Subaru Next Generation Optics) to observe a disk around the young star SAO 206462. They succeeded in capturing ...

Dec 20, 2012
4.3 / 5 (3) 0 | with audio podcast