How excited should we be about the latest Mars potential biosignature discovery? ‘It’s arguably the best evidence we have so far’ What about those previously studied plumes of methane and meteorites potentially stuffed with the fossils of Martian microbes? Astrobitica October 1, 2025 (Last updated: October 1, 2025) 1 minute read What about those previously studied plumes of methane and meteorites potentially stuffed with the fossils of Martian microbes? About the Author Astrobitica Administrator Visit Website View All Posts Post navigation Previous: Cassini proves complex chemistry in Enceladus oceanNext: ‘Avatar: Fire and Ash’ trailer is packed with epic battles, family drama, and giant robot crabs! (video)