From PhysicsMagazine https://twitter.com/PhysicsMagazine on Twitter: Im confident that the signal itself is real, says Joseph Simon of @NANOGrav on the signal recently detected in the fluctuations of pulsar ticks. https://physics.aps.org/articles/v14/15 https://twitter.com/PhysicsMagazine/status/1355908703313080322/photo/1 https://chirp.cooleysekula.net/attachment/70569