The greatest mass extinction of all time was triggered by climatic conditions that are beginning to reappear today, ...

A Stanford-led study has provided the strongest evidence yet that warming oceans and declining oxygen levels caused Earth's ...

This analysis indicated that the darkened sections didn’t vary significantly according to the type of plant involved—a ...

Clams and snails rule today’s shores because their ancient ancestors survived a catastrophe that erased nearly all ocean life. The shells scattered along modern beaches are clues to an ancient ...

Available to stream starting Wednesday, July 29, 2026 with KPBS+. Just before the Age of Dinosaurs, life was thriving on the ...

Earth's oceans into a toxic, oxygen-starved crisis that erased nearly all marine life. Scientists have finally uncovered what separated ...

Around 252 million years ago, Earth’s oceans became a lethal test of animal physiology. Nearly every marine species vanished, ...

Why do beaches today have seashells from clams and snails instead of brachiopods? A new study suggests the answer lies in ...

In “Biological War,” Annie Jacobsen imagines society collapsing from a man-made plague—part of a wave of such prophecies. But ...

Imagining an Earth reshaped by mass extinction, this speculative biology project builds an entire ocean ecosystem from the ...

Scientists suggest protecting key animal species could play a crucial role in tackling biodiversity loss, with new research ...

A speculative paper argues that ancient planetary flybys may have helped trigger some of Earth’s mass extinctions.