(Phys.org) —Researchers in Scotland have devised a way to use the Doppler Effect to discern the spin speed of a rotating object where the object is directly facing the light source. In their paper published in the journal ...
(Phys.org) —The supernova, designated SN UDS10Wil, belongs to a special class of exploding stars known as Type Ia supernovae. These bright beacons are prized by astronomers because they can be used as a yardstick for measuring ...
Astronomy
Apr 4, 2013
8
0
(Phys.org)—Research by University of Arizona astronomy professor Rodger Thompson finds that a popular alternative to Albert Einstein's theory for the acceleration of the expansion of the universe does not fit newly obtained ...
General Physics
Jan 9, 2013
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In 2004 the Supernova Cosmology Project based at Lawrence Berkeley National Laboratory used the Hubble Space Telescope to find a tantalizing supernova that appeared to be almost 10 billion light-years distant. But researchers ...
Astronomy
Jan 9, 2013
8
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(Phys.org)—Alex Harvey, a physics professor at the City University of New York has uploaded a paper to the preprint server arXiv, in which he claims Albert Einstein and Erwin Schrödinger were writing letters back and forth ...
BOSS, the Baryon Oscillation Spectroscopic Survey, is mapping a huge volume of space to measure the role of dark energy in the evolution of the universe. BOSS is the largest program of the third Sloan Digital Sky Survey (SDSS-III) ...
Astronomy
Nov 13, 2012
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(Phys.org)—Astronomers using NASA's Spitzer Space Telescope have announced the most precise measurement yet of the Hubble constant, or the rate at which our universe is stretching apart.
Astronomy
Oct 3, 2012
10
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With the combined power of NASA's Spitzer and Hubble space telescopes as well as a cosmic magnification effect, a team of astronomers led by Wei Zheng of The Johns Hopkins University has spotted what could be the most distant ...
Astronomy
Sep 19, 2012
117
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(Phys.org)—Dark energy, a mysterious substance thought to be speeding up the expansion of the Universe is really there, according to a team of astronomers at the University of Portsmouth and LMU University Munich.
Astronomy
Sep 12, 2012
144
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(PhysOrg.com) -- Some six billion light years distant, almost halfway from now back to the big bang, the universe was undergoing an elemental change. Held back until then by the mutual gravitational attraction of all the ...
Astronomy
Mar 30, 2012
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