Chandra Opens New Line of Investigation on Dark Energy
Date: Thursday, May 20, 2004 @ 22:24:01 GMT
Topic: Science


Galaxy Clusters and Dark Energy:
Chandra Opens New Line of Investigation on Dark Energy

Chandra images of multimillion degree Celsius gas in galaxy clusters have provided astronomers with a powerful new method to probe the mass and energy content of the universe. A recent study of 26 clusters of galaxies confirms that the expansion of the universe stopped slowing down about 6 billion years ago, and began to accelerate...


...Many scientists attribute the driving force behind cosmic acceleration to dark energy a strange form of energy that acts like repulsive gravity. It could be due to extra dimensions of space, or possibly it is an indication that modifications of Einstein's theory are needed...

Read article at: http://chandra.harvard.edu/photo/2004/darkenergy/





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