Large-scale volcanic eruptions have severe impacts. One such event contributed to the extinction of dinosaurs, in addition to the asteroid that struck Earth 66 million years ago. These phenomena ...

A 13-million-year-old leg bone from an enormous flightless bird carries crocodilian tooth marks, showing South America was ...

A 500-million-year-old sea creature called Mollisonia shared a similar brain structure to modern spiders, suggesting that ...

Shri rapax, known from a fossil found in Mongolia, had strong hands and teeth which may have helped it tackle much larger ...