NASA spacecraft records 'Earthsong'
Nobody ever said anything about singing, though. A NASA spacecraft has just beamed back a beautiful song sung by our own planet.
Space Exploration
Oct 1, 2012
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Page 2 - News tagged with acoustic energy
Rap music powers rhythmic action of medical sensor
(PhysOrg.com) -- The driving bass rhythm of rap music can be harnessed to power a new type of miniature medical sensor designed to be implanted in the body.
Engineering
Jan 26, 2012
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Cleaner stoves for developing countries, thanks to heat-powered fan design
Paul Montgomery, a graduate student at Pennsylvania State University, is helping design a better cook stove for people in developing countries.
General Physics
Nov 9, 2010
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Bats' echolocation recorded for human exploit
Bats' remarkable ability to 'see' in the dark uses the echoes from their own calls to decipher the shape of their dark surroundings. This process, known as echolocation, allows bats to perceive their surroundings in great ...
Plants & Animals
May 11, 2010
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Lasers generate underwater sound
Scientists at the Naval Research Laboratory (NRL) are developing a new technology for use in underwater acoustics. The new technology uses flashes of laser light to remotely create underwater sound. The new acoustic source ...
General Physics
Sep 4, 2009
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Topological acoustic waveguide to help reduce unwanted energy consumption in electronics
A team of researchers has developed a new acoustic waveguide based on the mathematical concept of topology, which will lead to reduced energy consumption in many everyday electronic devices.
Condensed Matter
Jan 30, 2023
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Good vibrations: Neutrons lend insight into acoustic fracking
Hydraulic fracturing contributes significantly to US energy production. It works by tapping hard-to-reach pockets of oil and natural gas where more traditional drilling methods fall short. However, the process requires large ...
General Physics
Dec 14, 2018
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Inspecting rotor blades with thermography and acoustic monitoring
Wind turbines have a design life of 20 years. The rotor blades must be regularly inspected at least once every four years to verify their structural integrity. This type of work is performed by industrial climbers. But the ...
Engineering
Dec 1, 2017
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Jet engines are getting quieter
With no sign of our appetite for air travel diminishing, we need to create quieter aircraft that are easier to live with. In fact, while those living near airports may beg to differ, data included in the Airports Commission ...
Engineering
Jul 8, 2015
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United States, China team explore energy harvesting
Six authors have described their work in harvesting energy in a paper titled "Ultrathin, Rollable, Paper-Based Triboelectric Nanogenerator for Acoustic Energy Harvesting and Self-Powered Sound Recording." Translation: A paper ...
