Mentioned In Podcasts – Book details

Mentions in Episodes:

• Episode: Astrophysicists Discuss Whether JWST Discovered Alien Exoplanets
  Podcast: StarTalk Radio
  

  You did say billions and billions; the man wrote a book called 'Billions and Billions.' After everybody kept saying it, and then he went on to the show, right, and said 'Okay, now I say it officially.' So do you know who first said 'billions and billions'?