
▲ 16 r/paleonews
Ancient seas get a new T. rex as massive mosasaur emerges from Texas fossils
phys.orgu/imprison_grover_furr — 12 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...