No Sample-Return Required? Scientists Demonstrate Extraterrestrial Biosignature Detection Method Using the Mars Rover’s Existing Instruments

· Thedebrief · July 17, 2026, 12:52 p.m.
space Biology mars Extraterrestrial Life mars biosignature detection Perseverance Rover Astrobiology
Summary
Scientists showcase a mineral-based method for detecting biosignatures on Mars, potentially identifying signs of life using existing tools aboard the Perseverance Rover.
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