The meat-eating dinosaurs known as theropods that roamed the ancient Earth ranged in size from the bus-sized T. rex to the smaller, dog-sized Velociraptor. Scientists puzzling over how such wildly ...

Paleoartist Roman Uchytel has created a gallery of size-comparison images that highlight the radical evolutionary journey that modern day animals have undergone when compared to their long-extinct ...

The eggshell was incredibly thick. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. About 90 million years ago, a giant turtle in what is now ...