Lawrence Livermore National Laboratory (LLNL) researchers have developed a new all-optical ultrasound technique capable of performing on-demand characterization of melt tracks and detecting formation of defects in a popular ...
Optics & Photonics
Apr 28, 2022
0
79
A trio of researchers from the University of California, Discover Owls and the University of Washington has discovered how great gray owls are able to find and capture voles under two feet of snow. In their paper published ...
Many natural composite materials have evolved to wrinkle in response to certain stimuli: The eye of the squid is lined with wavy layers of silvery reflectors that give it a silvery sheen. In the cell walls of many plants, ...
Materials Science
Apr 25, 2013
0
0
Scientists have demonstrated for the first time how 'twisted' sound waves from a rotating source can produce negative frequencies—akin to turning back time.
Optics & Photonics
Mar 27, 2018
0
63
Tohoku University, Japan Science and Technology Agency (JST) and Japan Atomic Energy Agency (JAEA) announced on August 22, 2011 that Kenichi Uchida, a PhD student, and Professor Eiji Saitoh of Tohoku University and their ...
General Physics
Sep 26, 2011
0
0
Noise pollution, generally an unintended byproduct of urbanisation, transport and industry, is a key characteristic of human development and population growth. In some cases, it is produced intentionally, for example when ...
Ecology
Dec 18, 2015
0
312
A low-cost generator with the potential to transform lives in the world's poorest communities is now being tested across the UK and in Nepal. The Score project, led by The University of Nottingham, is developing a bio-mass ...
Engineering
Jul 17, 2009
5
0
(PhysOrg.com) -- The driving bass rhythm of rap music can be harnessed to power a new type of miniature medical sensor designed to be implanted in the body.
Engineering
Jan 26, 2012
1
0
Paul Montgomery, a graduate student at Pennsylvania State University, is helping design a better cook stove for people in developing countries.
General Physics
Nov 9, 2010
2
0
(PhysOrg.com) -- Researchers at Woods Hole Oceanographic Institution (WHOI) have developed two advanced broadband acoustic systems that they believe could represent the acoustic equivalent of the leap from black-and-white ...
Engineering
Apr 1, 2010
0
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