444-million-year-old fossil has guts, scientists are losing mind
Unlocking the Past: The Marvel of Sue the Fossil The discovery of Sue, a 444-million-year-old fossil with remarkably preserved soft tissues, is an astonishing leap in paleontology. Named Keurbos susanae, Sue opens new doors to understanding arthropod evolution—a group that includes modern-day creatures like shrimps, spiders, and insects. Inside Out: A Fossil Puzzle Tweaked Over … Read more