It’s not every day you wake up and learn something completely new about the Universe when it was a trillionth of a trillionth of a trillionth of a second old!
Marc Kamionkowski at the BICEP2 press conference at Harvard’s CfA.
If gravity were not quantized, inflation would not produce gravitational waves. So we really are seeing a direct effect caused by the quantization of gravity, and it is the first time we’ve seen anything like that.
Alan Guth, inventor of the inflation idea, commenting on the BICEP2 measurements in an article in NewScientist.