(Phys.org) —ETH researchers are able to make objects such as particles and liquid droplets fly in mid-air by letting them ride on acoustic waves. For the first time, they have been able to also control the movement of objects, ...
General Physics
Jul 16, 2013
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A research group at the University of Alicante has developed an application for smart phones designed for the blind to overcome aerial obstacles such as branches or awnings, which cannot be done with guide dogs or walking ...
Software
Jul 12, 2013
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Sound travels as waves, which continue to bounce off surfaces like walls and ceilings. These reflected waves or reverberations interfere with the original sound. This noise or acoustic reverberation makes it harder for us ...
Engineering
Jul 11, 2013
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Two new studies have shed light on the health of Busselton's waterways.
Ecology
Jul 10, 2013
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New research by University of Otago scientists has shown that the Hector's dolphin, an endangered species found only in New Zealand, is more at risk from amateur fishing in Akaroa Harbour than had been thought.
Ecology
Jul 5, 2013
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Some blue whales off the coast of California change their behavior when exposed to the sort of underwater sounds used during U.S. military exercises. The whales may alter diving behavior or temporarily avoid important feeding ...
Plants & Animals
Jul 3, 2013
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(Phys.org) —Scientists have determined that an asteroid that burned up over Russia in February resulted in a shock wave so powerful that it traveled twice around the globe. They made that determination by means of a system ...
A sensor developed in Norway gives microphones hyper-acute hearing and a sense of direction.
Engineering
Jun 19, 2013
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Photoacoustic (PA) imaging is a method to visualize structures with optical contrast in biological tissue. Despite the strong optical scattering in tissue, high resolution images in the visible and near infrared spectral ...
Optics & Photonics
Jun 13, 2013
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(Phys.org) —A team of geology researchers working in France has for the first time recreated the conditions in a lab that lead to a phenomenon known as a supershear earthquake. In their paper published in the journal Science, ...
