One would be hard-pressed to take a walk outside without hearing the sounds of calling animals. During the day, birds chatter back and forth, and as night falls, frogs and insects call to defend territories and to attract ...
Plants & Animals
Sep 14, 2022
0
89
Researchers at Washington University in St. Louis recently invented a technique for generating ultrasound waves that can self-bend, like the rainbow.
General Physics
Sep 7, 2022
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58
Researchers from Tokyo Metropolitan University have successfully enhanced technology to lift small particles using sound waves. Their "acoustic tweezers" could lift things from reflective surfaces without physical contact, ...
General Physics
Aug 22, 2022
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51
Acoustic camouflage, realized by controlling wave propagation, has attracted much attention in recent years. Aided by a reflecting surface, acoustic carpet cloak has become one of the most practically feasible invisibility ...
Soft Matter
Jul 28, 2022
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63
A research team from the University of Málaga has validated the use of a system for more accurate detection of compounds in rocks by fusing different types of data obtained with the same laser technology that provides immediate ...
Analytical Chemistry
Jul 18, 2022
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55
Sitting on a beach looking out to sea, it may seem unusual to spot one of the world's largest animals swimming in shallow coastal 30-foot-deep waters. But each winter, female southern right whales migrate thousands of miles ...
Plants & Animals
Jun 14, 2022
2
411
When thinking about quantum mechanical systems, single photons and well-isolated ions and atoms may spring to mind, or electrons spreading through a crystal. More exotic in the context of quantum mechanics are genuinely mechanical ...
Quantum Physics
May 13, 2022
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403
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
Mechanical engineers at Duke University are using two electronic "voices" singing a harmonic duet to control suspended particles and cells in new and valuable ways. Their prototype device can form and rotate a single-layer ...
Cell & Microbiology
Mar 24, 2022
0
119
Researchers at the National Institute of Standards and Technology (NIST) have discovered a potential source of error when using acoustic waves to measure the properties of fluids such as blood. Their discovery raises the ...
Analytical Chemistry
Mar 23, 2022
0
34
