News tagged with wavelength

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Masers in stellar nurseries

(Phys.org)—Astronomers have come to realize that the process of star formation, once thought to consist essentially of just the simple coalescence of material by gravity, occurs in a complex series of stages. ...

Dec 24, 2012
5 / 5 (3) 7 | with audio podcast

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 (2) 2 | with audio podcast

Cassini Instrument Learns New Tricks

(Phys.org)—For seven years, a mini-fridge-sized instrument aboard NASA's Cassini spacecraft reliably investigated weather patterns swirling around Saturn; the hydrocarbon composition of the surface of Saturn's ...

Dec 21, 2012
5 / 5 (9) 0 | with audio podcast

Image: The NGC 5194 spiral galaxy

The Whirlpool Galaxy, also known as M51 or NGC 5194, is one of the most spectacular examples of a spiral galaxy. With two spiral arms curling into one another in a billowing swirl, this galaxy hosts over ...

Jan 28, 2014
5 / 5 (9) 0