Clicks, snaps and howls drowned out by the noise of ships
Far from being the silent, dreamlike landscape we often imagine, the sea is peppered with animal sounds, a chorus of clicks, snaps and howls.
Far from being the silent, dreamlike landscape we often imagine, the sea is peppered with animal sounds, a chorus of clicks, snaps and howls.
Ecology
Apr 3, 2017
0
38
Optical microscopes that use lenses to bounce photons off objects have trouble distinguishing nanometer-scale objects smaller than the imaging beam's wavelength, such as proteins and DNA. An innovative 'hyperlens' designed ...
Nanophysics
Feb 22, 2017
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10
For decades, advances in electronics and optics have driven progress in information technology, energy and biomedicine. Now researchers at the University of Arizona are pioneering a new field—phononics, the science of sound—with ...
Optics & Photonics
Aug 17, 2016
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13
Researchers at Washington University in St. Louis have found a way to give photons, or light packets, their marching orders.
Optics & Photonics
Jun 17, 2016
0
666
Varnishes protect works of art and wooden instruments from environmental damage. However, until recently, little research had been carried out into the effects of varnish on the sound of violins. Empa researchers have now ...
Materials Science
Mar 17, 2016
0
56
To investigate the influence of gravity on the propagation of light, researchers usually have to examine astronomical length scales and huge masses. However, physicists at Friedrich-Alexander-Universität Erlangen-Nürnberg ...
Optics & Photonics
Jan 15, 2016
11
3071
Avalanching sand from dune faces in Death Valley National Park and the Mojave Desert can trigger loud, rumbling "booming" or short bursts of "burping" sounds—behaving as a perfectly tuned musical instrument.
Soft Matter
Oct 27, 2015
0
93
A method for designing materials capable of slowing the propagation of light over a broad range of wavelengths has been developed by researchers at the A*STAR Institute of High Performance Computing.
Nanophysics
Jul 15, 2015
0
20
It seems to contradict common sense—that greater speed for a missile or meteorite does not necessarily mean deeper penetration into the ground upon impact. But that's the finding confirmed by NJIT Professor Lou Kondic, ...
General Physics
Jun 4, 2015
5
69
Scientists from the MESA+ Institute for Nanotechnology at the University of Twente in the Netherlands and Thales Research & Technology, France, have found a way to control heat propagation in photonic nano-sized devices, ...
Optics & Photonics
May 8, 2015
1
49