Synthetic martian rocky material, biotransformed by Metallosphaera sedula COPYRIGHT TETYANA MILOJEVIC See D. Kölbl et al., “Exploring fingerprints of the extreme thermoacidophile Metallosphaer
Image of the Day: Microbes on Fake Mars
By simulating the structure and composition of Mars’s rocky materials, scientists observe how the metal-eating, extreme environment–inhabiting microbe Metallosphaera sedula could alter extraterrestrial environments.

