Galaxies fed by funnels of fuel
(Phys.org) —Computer simulations of galaxies growing over billions of years have revealed a likely scenario for how they feed: a cosmic version of swirly straws.
May 24, 2013
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May 24, 2013
5 / 5 (8)
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Detection of the cosmic gamma ray horizon: Measures all the light in the universe since the Big Bang
(Phys.org) —How much light has been emitted by all galaxies since the cosmos began? After all, every photon (particle of light) from ultraviolet to far infrared wavelengths ever radiated by all galaxies ...
May 24, 2013
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Scientists work out way to use pulsars to provide self navigation to spacecraft in solar system
(Phys.org) —A trio of German space scientists has worked out a way to use pulsars as navigation aids for space vehicles traveling in the solar system. As they describe in their paper uploaded to the preprint ...
May 24, 2013
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Scotland to deploy largest hydro-electric wave energy farm to date (w/ video)
(Phys.org) —Fergus Ewing, Scotland's energy minister, has announced plans for the deployment of 40 to 50 Oyster hydro-electric wave devices off the country's northwestern shore. The new facility will be ...
May 23, 2013
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Physics of 'green waves' could make city traffic flow more smoothly
(Phys.org) —If you've been lucky enough to catch all the green lights as you drive down a busy street, you may have been benefiting from intentional synchronization called a "green wave." The green wave ...
May 22, 2013
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Hydrogen atoms under the magnifying glass
To describe the microscopic properties of matter and its interaction with the external world, quantum mechanics uses wave functions, whose structure and time dependence is governed by the Schrödinger equation. ...
May 22, 2013
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Optical computing could benefit from recent development of novel electromagnetic wave
An unusual wave that does not spread out as it travels could become a key component in speedy computer chips that use beams of light to carry and process data. Jiao Lin, a physicist at the A*STAR Singapore ...
May 22, 2013
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