SMRTR Science & EngineeringApr 7, 2025Science Daily

What if we find nothing in our search for life beyond Earth?

SMRTR summary

A new study explores how many exoplanets scientists must observe before concluding life beyond Earth is common or rare. By examining 40-80 planets with no signs of life, researchers could confidently state that fewer than 10-20% of similar planets harbor life, providing valuable insights even without direct detection.

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