3 Topic Commentaries

A Statistical Search for Extraterrestrial Life

A Statistical Search for Extraterrestrial Life

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  Frank Drake, PhD

  Radio astronomy; SETI

  •

  Cornell University

  “We shouldn't have succeeded yet”

  Source
• 

  Andrew Siemion, PhD

  Astrophysics; Radio SETI

  •

  University of California, Berkeley

  “We didn’t find ET, but we were able to use this statistical sample to, for the first time, put rather explicit limits on the presence of intelligent civilizations transmitting in the radio band where we searched,”

  Source
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  Sara Seager, PhD

  Exoplanets; Astrobiology

  •

  Massachusetts Institute of Technology

  “Our own galaxy has 100bn stars and our universe has upwards of 100bn galaxies – making the chance for life elsewhere seem inevitable based on sheer probability,”

  Source