Jocelyn Bell's radio signal that led to the discovery of pulsars.

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1. Corey S Powell (coreyspowell@mastodon.social)'s status on Tuesday, 29-Nov-2022 02:10:55 UTC Corey S Powell

   55 years ago #today Jocelyn Bell discovered the first known pulsar -- a star the size of a city, spinning once a second, whipping up intense radio signals that sounded like the beep-beep-beep of an alien signal.

   In her own words: https://www.cam.ac.uk/stories/journeysofdiscovery-pulsars #astronomy #discovery