Earth’s 5 Mass Extinctions – and the Fossils That Tell the Tale
Five times, Earth’s living world nearly blinked out – and each time, the rocks kept score. In cliffs, quarries, and microscope slides, paleontologists read the scars of lost oceans, smothered forests, and skies turned strange. The mystery is no longer whether these collapses happened, but how we decoded them, and what those clues say about ...