Biosignatures

Vikings Revisited: Did Mars Show Life in 1976?

This week scientists revisit Viking data from 1976 and argue that positive signals in early life-detection experiments may have been wiped out by the very tests designed to find t… Fév 17, 2026

Space

Roman Telescope Assembled — Next Step in Alien Hunt

NASA has finished assembling the Nancy Grace Roman Space Telescope at Goddard, advancing hardware and techniques that could reshape the hunt for habitable worlds and biosignatures… Déc 17, 2025

Science

AI Could Redefine the Search for Alien Life

Researchers have combined high-resolution chemical analysis with machine learning to detect faint, billion‑year‑old biosignatures — a technique that may be adapted for rovers and … Nov 19, 2025

Space

James Webb Detects Complex Organic Molecules in Ices Beyond the Milky Way

Observations with JWST’s MIRI instrument reveal multiple complex organic molecules embedded in ice around a protostar in the Large Magellanic Cloud, marking the first solid-state … Nov 15, 2025

biosignatures

Articles about biosignatures

Vikings Revisited: Did Mars Show Life in 1976?

Roman Telescope Assembled — Next Step in Alien Hunt

AI Could Redefine the Search for Alien Life

James Webb Detects Complex Organic Molecules in Ices Beyond the Milky Way