News tagged with electromagnetic radiation

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Andromeda's coat of many colors (w/ video)

(PhysOrg.com) -- ESA's fleet of space telescopes has captured the nearby Andromeda Galaxy, also known as M31, in different wavelengths. Most of these wavelengths are invisible to the eye and each shows a different aspect ...

dateApr 27, 2011 in Astronomy
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Radio Waves: Alternative Power Source

(PhysOrg.com) -- Researchers at Duke University are harvesting ambient radio waves to power small microprocessor devices that consume very little energy. Devices such as sensors that monitor critical environmental ...

dateJul 20, 2010 in Engineering weblog
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Probing the dark side of the universe

Advancing into the next frontier in astrophysics and cosmology depends on our ability to detect the presence of a particular type of wave in space, a primordial gravitational wave. Much like ripples moving ...

dateMay 20, 2010 in General Physics
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