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A technique to sift out the universe’s first gravitational waves

9 Dec 2020, 13:27 UTC
A technique to sift out the universe’s first gravitational waves MIT News

In the moments immediately following the Big Bang, the very first gravitational waves rang out. The product of quantum fluctuations in the new soup of primordial matter, these earliest ripples through the fabric of space-time were quickly amplified by inflationary processes that drove the universe to explosively expand.

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