News tagged with sound waves

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Listening under the ice

The watery world under winter's ice is a mystery. It's also a world full of sound. Now, as the days lengthen and the ice is retreating, researchers at Michigan Technological University are wrapping up their ...

dateApr 29, 2015 in Earth Sciences
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How birds get by without external ears

Unlike mammals, birds have no external ears. The outer ears of mammals play an important function in that they help the animal identify sounds coming from different elevations. But birds are also able to ...

dateDec 11, 2014 in Plants & Animals
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How to find a submarine

Das Boot, The Hunt for Red October, The Bedford Incident, We Dive At Dawn: films based on submariners' experience reflect the tense and unusual nature of undersea warfare – where it is often not how well ...

dateOct 23, 2014 in Other
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Laser physics upside down

At the Vienna University of Technology a system of coupled lasers has been created which exhibits truly paradoxical behaviour: An increase in energy supply switches the lasers off, reducing the energy can ...

dateJul 15, 2014 in Optics & Photonics
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Researchers solve nano mystery

A technique which may one day be used for tumor therapy and imaging could be greatly improved thanks to new insights obtained by scientists from the University of Twente, the Erasmus MC and the TU Delft.

dateFeb 07, 2014 in Nanophysics
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