When the dinosaurs went extinct, the planet didn’t become peaceful. A massive power vacuum opened almost overnight. In South America, flightless predatory birds stepped into the role of apex hunters.

When it comes to dinosaur extinction, the working idea is what’s called the bolide impact. This is the hypothesis that a meteorite came to the surface of the Earth, hit the Earth and led to the ...

Dinosaurs have been fearsome and fascinating — but tragic? When science said dinosaurs were pea-brained and cold-blooded, humans took their demise as proof of the superiority of warm, clever mammals.