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  - KNOWRIDGE.COM - A La Une - 26/Jul 15:23

Cosmic clues suggest dark energy may be changing over time

More than two decades ago, astronomers made a discovery that changed our view of the universe: it’s not just expanding, it’s expanding faster and faster. That surprise came from studying about 50 exploding stars called Type Ia supernovae. The unknown force causing this acceleration was named “dark energy”—and it earned a Nobel Prize in 2011. […] The post Cosmic clues suggest dark energy may be changing over time appeared first on Knowridge Science Report.

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