Photo: Most Direct Evidence of Dark Energy Detected

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A map of the faint microwave radiation left over after the big bang shows superclusters (red circles) and supervoids (blue circles)—the largest known structures in the universe.

In August 2008 researchers announced that they made the first highly precise detection of spectral fingerprints created by dark energy as it stretches these massive structures.

Image courtesy B. Granett, M. Neyrinck, I. Szapudi

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