A newfound "chicken-size" dinosaur, recently unearthed in Wyoming, changes what paleontologists thought they knew about how ...

In an extraordinary paleontological discovery, scientists have uncovered a remarkably well-preserved dinosaur face fossil ...

and it existed just before the marine reptiles and the dinosaurs went extinct," Dr Longrich said. Both the mosasaurs and dinosaurs became extinct towards the end of the Late Cretaceous period ...

The prints were made by both long-necked sauropods and a predator, megalosaurus, and were found in one of the largest ...

When Little Boy was dropped over Hiroshima by the Allied forces in 1945, temperatures in the city rose to 7,000°F from ground ...

These and many other types of ancient reptiles are often wrongly called dinosaurs. Marine reptiles, such as ichthyosaurs, plesiosaurs and mosasaurs are not dinosaurs. Nor is Dimetrodon or other ...

Setting dinosaurs aside, here are four species of ... The ancient mosasaur, a giant marine lizard, was a formidable predator that thrived during the late Cretaceous period, approximately 100 ...

Or sediment can fill the mould and form a cast fossil. These are the most common ways that marine animals with shells fossilise. This includes ammonites that went extinct at the same time as dinosaurs ...

"You don't usually find dinosaurs in the deposits at Shanklin as they were laid down in a marine habitat. You're much more likely to find fossil oysters or drift wood, so this is a rare find indeed." ...