News tagged with acoustic waves
Visualizing atomic-scale acoustic wavesin nanostructures
Jul 03, 2008 |
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Acoustic waves play many everyday roles - from communication between people to ultrasound imaging. Now the highest frequency acoustic waves in materials, with nearly atomic-scale wavelengths, promise to be ...
Implementing sustainable technology to monitor the integrity of the nation's bridges
Apr 16, 2009 |
4 / 5 (1) |
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Today, humans perform visual inspections every two years of most of the nation's older bridges. But with a scarcity of inspectors and tens of thousands of bridges, that process can be long and laborious.
Engineers to investigate energy independent monitoring system for bridges
Feb 02, 2009 |
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Virginia Tech's Center for Intelligent Material Systems and Structures (CIMSS) has teamed with Physical Acoustics Corporation (PAC), of Princeton Junction, N.J., to develop a suite of new technologies to provide ...
Search results for acoustic waves
Cellphone powers back pain chip in Taiwan
Nov 27, 2009 |
4.3 / 5 (3) |
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Taiwanese researchers have developed a chip to treat backpain that is powered by mobile phone, a member of the team said Friday.
Ecologists sound out new solution for monitoring cryptic species
Nov 27, 2009 |
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Ecologists have at last worked out a way of using recordings of birdsong to accurately measure the size of bird populations. This is the first time sound recordings from a microphone array have been translated into accurate ...
Monster Waves on the Sun are Real (w/ Video)
Nov 25, 2009 |
4.9 / 5 (17) |
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Sometimes you really can believe your eyes. That's what NASA's STEREO (Solar Terrestrial Relations Observatory) spacecraft are telling researchers about a controversial phenomenon on the sun known as the "solar ...
Image: Prometheus Plays Tug of War with One of Saturn's Rings
Space & Earth / Space Exploration
Nov 25, 2009 |
4.3 / 5 (4) |
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(PhysOrg.com) -- The diminutive moon Prometheus whips gossamer ice particles out of Saturn's F ring in this image taken by the Cassini spacecraft on Aug. 21, 2009.
Aqua satellite sees Tropical Storm Bongani approaching Mozambique Channel
Space & Earth / Earth Sciences
Nov 25, 2009 |
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NASA's Aqua satellite flew over Cyclone Bongani today and provided some important data that have helped forecasters figure out where the storm is headed, and helped them see that it has changed course.
NASA's Aqua satellite sees Nida explode into a category 5 Super typhoon
Space & Earth / Earth Sciences
Nov 25, 2009 |
4 / 5 (3) |
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Typhoon Nida is in a favorable environment that has enabled it to intensify faster and stronger than previously forecast, and has now exploded into a Super typhoon. NASA's Aqua satellite passed over Nida and ...
Oceanic crust formation is dynamic after all
Space & Earth / Earth Sciences
Nov 25, 2009 |
4.7 / 5 (7) |
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Imagine the Earth's crust as the planet's skin: Some areas are old and wrinkled while others have a fresher, more youthful sheen, as if they had been regularly lathered with lotion.
Auditory illusion: How our brains can fill in the gaps to create continuous sound
Medicine & Health / Neuroscience
Nov 25, 2009 |
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It is relatively common for listeners to "hear" sounds that are not really there. In fact, it is the brain's ability to reconstruct fragmented sounds that allows us to successfully carry on a conversation in a noisy room. ...
CDC warns: Holiday could bring more swine flu
Nov 24, 2009 |
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(AP) -- Let us give thanks - and pass the Purell. Your family might be sharing more than turkey and pumpkin pie this Thanksgiving. Swine flu may also be on the table - and at crowded airports and shopping ...
ET: Check your voicemail
Space & Earth / Space Exploration
Nov 24, 2009 |
3.7 / 5 (6) |
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(PhysOrg.com) -- Alien beings on faraway planets may not have noticed, but it’s been 35 years since human beings made the first deliberate effort to send them a message.
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