The Mesozoic ocean may have been one of the most dangerous places in Earth’s history, filled with predators that still feel ...

The Mesozoic Period produced some of the largest and most unusual herbivores ever to walk the Earth. Fossils reveal ...

When searching for exoplanets with potentially habitable atmospheres, astronomers really only have Earth as an example of what to look for. But a new study says that a past era of Earth may be a ...

When dinosaurs roamed Earth, their surroundings looked very different than the world of today. But there were also some similarities. And now scientists have confirmed a new one: Diverse firefly ...

When people think of prehistoric life, they tend to jump to two behemoth bookends — the towering dinosaurs of the Mesozoic era and then the woolly mammoths of the ice age. But what about the millions ...

The Mesozoic era, traditionally renowned as the age of dinosaurs, also marks a period of remarkable innovation in the evolution of early mammals. Mammaliaforms diversified into a variety of ecological ...

A ‘one of a kind’ fossil discovery could transform our understanding of how the unique brains and intelligence of modern birds evolved, one of the most enduring mysteries of vertebrate evolution.

Prologue / Mingzhen Zhou -- Divisions of non-marine Mesozoic of China and the paleoclimatic implications based on paleobotanical data / Ge Sun -- PaleoecologiCal implications of the fishes and plants ...

The discovery of a creature described as resembling a "buck-toothed toucan" that lived some 68 million years ago has upended assumptions about diversity in the birds that lived alongside dinosaurs. At ...