Dinosaurs are the extinct relatives of birds that roamed the lands and seas of ancient Earth. They first appeared around 240 ...

Dinosaurs were big reptiles that lived a long, long time ago. Some were huge and others were small. They lived on land and in the sea, but they are now extinct, which means they don’t live on ...

It’s an unlikely relationship, but the humble pigeon is a descendant of the group of dinosaurs that also includes the mighty Tyrannosaurus rex. The two species share a remarkable biological past. Our ...

3 min read Continents were on the move in the Cretaceous, busy remodeling the shape and tone of life on Earth. At the start of the period, dinosaurs ... Diatoms, a type of shelled plankton ...