October 13, 2003

Astronomers date Universe's 'cosmic jerk': Neither Andy Rooney or Rush Limbaugh

New Scientist Oct 13 2003 11:29AM ET [Moreover Science News]

The point when the repulsive force of dark energy overwhelmed gravity and started the accelerating expansion of the Universe that continues today has been revealed.

"It happened five billion years ago," says Adam Riess, an astronomer at the Space Telescope Science Institute in Baltimore, Maryland. "That was when the Universe stopped slowing down and began to accelerate, experiencing a cosmic jerk."

Posted by Vanderleun at October 13, 2003 4:33 PM
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