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Oct 22 2013

Ancient light on a long and winding road

 

Ancient light

The journey of light from the very early universe to modern telescopes is long and winding. The ancient light traveled billions of years to reach us, and along the way, its path was distorted by the pull of matter, leading to a twisted light pattern. 

This twisted pattern of light, called B-modes, has at last been detected…

Long-Sought Pattern of Ancient Light Detected