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‘Extraordinary claims require extraordinary evidence’ − an astronomer explains how much evidence scientists need to claim discoveries like extraterrestrial life

  • Written by Chris Impey, University Distinguished Professor of Astronomy, University of Arizona
imageThe universe is filled with countless galaxies, stars and planets. Astronomers may find life one day, but they will need extraordinary proof. ESA/Euclid/Euclid Consortium/NASA, image processing by J.-C. Cuillandre (CEA Paris-Saclay), G. Anselmi

The detection of life beyond Earth would be one of the most profound discoveries in the history of...

Read more: ‘Extraordinary claims require extraordinary evidence’ − an astronomer explains how much evidence...

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