Ripples cause cosmic doubts over inflation

 作者:臧允     |      日期:2019-03-15 02:05:04
RIPPLES in the faint afterglow of the big bang do not seem to be scattered as randomly as expected. This casts doubt on the theory of inflation, a cornerstone of modern cosmology. According to the theory, space expanded violently a split second after the big bang. That ought to mean that the properties of hot and cold spots in the microwave background left over from the big bang should follow a Gaussian distribution,