Tentative Biosignatures on K2-18b Highlight Cautious Path Toward Extraterrestrial Life

To the point

Monica Grady and Nikku Madhusudhan say that advances in new instruments and analysis are pushing the search for life beyond Earth, even as tentative biosignatures on the exoplanet K2-18b spark excitement but remain unproven.

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Are we alone? New discovery raises hopes of finding alien life
theguardian.com

Are we alone? New discovery raises hopes of finding alien life

Tentative evidence for life on a distant world is exciting, but remains elusive. As new telescopes bring exoplanets into sharper focus, is the truth out there?