Cold neutrons used in hot pursuit of better thermoelectrics

Thermoelectric devices are highly versatile, with the ability to convert heat into electricity, and electricity into heat. They are small, lightweight, and extremely durable because they have no moving parts, which is why ...

More objective than human hearing

In industrial production, the testing of machines and products by means of acoustic signals still takes a niche role. At the Hannover Messe 2017, Fraunhofer is exhibiting a cognitive system that detects erroneous sounds more ...

Physicists split and collide ultracold atom clouds (w/ Video)

Physicists at New Zealand's University of Otago have pushed the frontiers of quantum technology by developing a steerable 'optical tweezers' unit that uses intense laser beams to precisely split minute clouds of ultracold ...

World's biggest creature tracked by its song

An Australian-led group of scientists has for the first time tracked down and tagged Antarctic blue whales by using acoustic technology to follow their songs, the government said Wednesday.

Whales' signals reveal retreat from ill-fated oil rig

A technique that monitors whales through the sounds they emit has answered a key issue raised by the explosion of the Deepwater Horizon oil rig in the Gulf of Mexico two years ago this month.

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