News tagged with acoustic waves

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Acoustic waves warn of tsunami

An early warning system against tsunamis has been developed and tailored for the need of the Mediterranean, but preparedness on the ground is paramount to ensuring peoples' safety.

dateAug 29, 2013 in Earth Sciences
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Moon's shadow, like a ship, creates waves

During a solar eclipse, the Moon's passage overhead blocks out the majority of the Sun's light and casts a wide swath of the Earth into darkness. The land under the Moon's shadow receives less incoming energy than the surrounding ...

dateOct 05, 2011 in Earth Sciences
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Acoustic tweezers can position tiny objects

(PhysOrg.com) -- Manipulating tiny objects like single cells or nanosized beads often requires relatively large, unwieldy equipment, but now a system that uses sound as a tiny tweezers can be small enough to place on a chip, ...

dateAug 28, 2009 in Nanomaterials
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