
Ancient Arctic fossils uncover three mammal species that survived months of darkness
phys.orgu/imprison_grover_furr — 22 hours ago

New research reveals that 3.4 billion years ago (Archean Eon), ancient microbes relied on molybdenum — a metal that was vanishingly rare at the time — and even experimented with tungsten.
The findings may rewrite how astrobiologists search for life on other planets...