2020-01-10, 10:03 PM
No One Can Agree How Fast Universe Is Expanding. New Measure Makes Things Worse.
A. Mann
A. Mann
Quote:A crisis in physics may have just gotten deeper. By looking at how the light from distant bright objects is bent, researchers have increased the discrepancy between different methods for calculating the expansion rate of the universe.
"The measurements are consistent with indicating a crisis in cosmology," Geoff Chih-Fan Chen, a cosmologist at the University of California, Davis, said here during a news briefing on Wednesday (Jan. 8) at the 235th meeting of the American Astronomical Society in Honolulu.
At issue is a number known as the Hubble constant...