Mars : La planète rouge et son atmosphère

New Clues Suggest Past Life on Mars

Two fresh lines of analysis — a reexamination of Curiosity data and new chemistry from Perseverance — are sharpening the case that Mars once hosted habitable, possibly life-friend… Mar 02, 2026

Genetics

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

MAVEN May Be Lost Around Mars

NASA engineers are racing to re-establish contact with the MAVEN orbiter after it failed to reconnect following a routine pass behind Mars on 6 December 2025; partial tracking dat… Déc 16, 2025

Space

Martian ice could preserve biomolecules for millions of years, lab study finds

Laboratory simulations indicate pure ice can protect microbial biomolecules from long-term radiation and temperature effects, making ice-rich regions on Mars promising targets for… Nov 13, 2025

Mars

Articles about Mars

New Clues Suggest Past Life on Mars

Vikings Revisited: Did Mars Show Life in 1976?

MAVEN May Be Lost Around Mars

Martian ice could preserve biomolecules for millions of years, lab study finds