New fossil reveals the weird ‘tooth cushions’ of an apex predator from 425 million years ago

Roughly 425 million years ago, in the warm seas over what is now southern China, there lived a metre-long bony fish with jaws ...

Scientists Revive a 3.2-Billion-Year-Old Enzyme To Unlock Life’s Origins

A resurrected ancient enzyme is helping scientists test how reliably Earth’s oldest rocks record signs of life.