Astronomers probe matter in early universe

Smeared light from the dawn of time confirms ideas about dark energy

4:44pm, July 12, 2011

In a feat of cosmic observation, astronomers have used the distortions of ancient light left over from the Big Bang to explore how clumps of matter are distributed in the distant universe.

The work also independently confirms the existence of dark energy, an enigmatic force that appears to be pushing the cosmos apart faster and faster.

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