Scientists from around the world have reconstructed the laws of gravity, to help get a more precise picture of the universe and its constitution.
Astronomy
Nov 4, 2022
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Over the past 6 years, gravitational wave observatories have been detecting black hole mergers, verifying a major prediction of Albert Einstein's theory of gravity. But there is a problem—many of these black holes are unexpectedly ...
Astronomy
Nov 3, 2021
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NASA's upcoming Nancy Grace Roman Space Telescope will see thousands of exploding stars called supernovae across vast stretches of time and space. Using these observations, astronomers aim to shine a light on several cosmic ...
Astronomy
May 26, 2021
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An international research team analyzed a database of more than 1000 supernova explosions and found that models for the expansion of the Universe best match the data when a new time dependent variation is introduced. If proven ...
Astronomy
May 14, 2021
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Captured by the NASA/ESA Hubble Space Telescope, this image shows NGC 7513, a barred spiral galaxy. Located approximately 60 million light-years away, NGC 7513 lies within the Sculptor constellation in the Southern Hemisphere.
Astronomy
Jul 10, 2020
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In a new study, Dartmouth researchers rule out a controversial theory that the accelerating expansion of the universe is an illusion.
General Physics
Nov 7, 2013
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The existence of the "Hubble Bubble" may explain, at least in part, the differing measurements for the expansion and therefore the age of the universe. That is the assumption of a team of physicists headed by Prof. Dr. Luca ...
Astronomy
Sep 9, 2013
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(Phys.org) —Cosmologist Christof Wetterich of the University of Heidelberg has uploaded a paper to the arXiv server in which he claims it's possible that the theory of expansion of the universe might be incorrect. He suggests ...
(Phys.org) —The largest ever search for supernovae – exploding stars up to 10 billion times brighter than the Sun – is beginning this August. For the next five years, the Dark Energy Survey (DES) will look for these ...
Astronomy
Jul 2, 2013
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August, 2011, saw the dazzling appearance of the closest and brightest Type Ia supernova since Type Ia's were established as "standard candles" for measuring the expansion of the universe. The brilliant visitor, labeled SN ...
Astronomy
Jun 19, 2013
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