The Essential Guide to Astronomy
A new galaxy survey suggests that a supervoid isn’t responsible for the Cold Spot seen in the cosmic microwave background — the oddity may have a far more ancient origin.
By: Monica Young
May 2, 2017
Scientists might have discovered the source of the mysterious Cold Spot in the Cosmic Microwave Background: an enormous supervoid.
By: Maria Temming
June 24, 2014
A ripple in the cosmic background radiation hints at an irregularity in spacetime. . . maybe.
By: Govert Schilling
October 25, 2007