Astronomers using NASA's Hubble Space Telescope say they have crossed an important threshold in revealing a discrepancy between the two key techniques for measuring the universe's expansion rate. The recent study strengthens ...
Astronomy
Apr 25, 2019
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The history of science is filled with stories of enthusiastic researchers slowly winning over skeptical colleagues to their point of view. Astrophysicist Scott Hughes can relate to these tales.
Astronomy
Apr 2, 2019
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36
On the morning of Aug. 17, 2017, after traveling for more than a hundred million years, the aftershocks from a massive collision in a galaxy far, far away finally reached Earth.
Astronomy
Mar 29, 2019
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Measurements of gravitational waves from approximately 50 binary neutron stars over the next decade will definitively resolve an intense debate about how quickly our universe is expanding, according to findings from an international ...
General Physics
Feb 14, 2019
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The question of how quickly the universe is expanding has been bugging astronomers for almost a century. Different studies keep coming up with different answers—which has some researchers wondering if they've overlooked ...
Astronomy
Jan 22, 2019
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New work from the Carnegie Supernova Project provides the best-yet calibrations for using type Ia supernovae to measure cosmic distances, which has implications for our understanding of how fast the universe is expanding ...
Astronomy
Dec 11, 2018
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119
Researchers from the University of Portsmouth have come up with a new measurement of one of the most debated topics in cosmology.
Astronomy
Nov 13, 2018
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27
Next time you eat a blueberry (or chocolate chip) muffin consider what happened to the blueberries in the batter as it was baked. The blueberries started off all squished together, but as the muffin expanded they started ...
Astronomy
Aug 6, 2018
267
1843
Cosmologically speaking, the Milky Way and its immediate neighborhood are in the boondocks.
Astronomy
Jun 6, 2017
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Astronomers have just made a new measurement of the Hubble Constant, the rate at which the universe is expanding, and it doesn't quite line up with a different estimate of the same number. That discrepancy could hint at "new ...
Astronomy
Jan 26, 2017
5
2042
