Is Dark Energy Getting Weaker? New Evidence Strengthens the Case.
Last year, an enormous map of the cosmos hinted that the engine driving cosmic expansion might be sputtering. Now physicists are back with an even bigger map, and a stronger conclusion. The post Is Dark Energy Getting Weaker? New Evidence Strengthens the Case. first appeared on Quanta Magazine
Last spring, a team of nearly 1,000 cosmologists announced that dark energy — the enigmatic agent propelling the universe to swell in size at an ever-increasing rate — might be slackening. The bombshell result, based on the team’s observations of the motions of millions of galaxies combined with other data, was tentative and preliminary. Today, the scientists report that they have analyzed more…
