Discovery of ‘Jurassic butterflies’

Silhouettes show Mesohippus primigenium, an early ancestor of the modern horse that lived 40 million years ago and was previously believed to have three toes, and the modern horse

Researchers pose revolutionary theory on horse evolution

Ancient Armadillo

Ancient Armadillo The Size Of A Car Discovered By Farmer In...

A mosasaur discovered in Japan was the most complete skeleton ever found in Japan or the northwestern Pacific. Graphic/Takuya Konishi

This Japanese ‘dragon’ terrorized ancient seas

Oldest Fossils On Earth Discovered

Australian Multicellular Fossils Point to Life On Land, Not at Sea,...

Fossilised Squalicorax tooth Nr. #07815 from the Jerusalem site. Credit: Omri Lernau

The City of David and the sharks’ teeth mystery

Oldest Lizard-Like Fossil Yet to Be Found Hints at Scaly Origins

Ancient giant sperm discovered at Riversleigh World Heritage Fossil Site

Articulated left tibia and pes

A new giant dinosaur gives insight into why many prehistoric meat-eaters...

A small, feathered theropod dinosaur, Saurornitholestes langstoni was long thought to be so closely related to Velociraptor mongoliensis that some researchers called it Velociraptor langstoni—until now. Credit: Jan Sovak.

Paleontologists discover complete Saurornitholestes langstoni specimen

Biologists follow ‘fossilizable’ clues to pinpoint when mammal, bird and dinosaur...

A new study focussing on the birds of the Ice Age

The ancient marine amphibians Erythrobatrachus (foreground) and Aphaneramma (background) swimming along the coast of what is now far norther Western Australia 250 million years ago. Credit: Pollyanna von Knorring (Swedish Museum of Natural History), edited

Lost fossils reveal sea monsters that took over after Earth’s greatest...

The Hell Creek Mosasaur. Credit: Christopher DiPiazza

Giant sea monsters lived in rivers at the end of the...

Scientists track the brain-skull transition from dinosaurs to birds

Microscopic photograph of a lower jaw from Funcusvermis gilmorei soon after it was recovered during microscopic sorting of sediment from the Thunderstorm Ridge fossil site in the Petrified Forest National Park Paleontology Lab. Photo by Ben Kligman for Virginia Tech.

New geosciences study shows Triassic fossils that reveal origins of living...

Microscopic view of a carnivorous dinosaur's shin bone, showing growth rings that get more closely spaced towards the outside of the bone, indicating that this individual reached adulthood.

Evolution of dinosaur body size through different developmental mechanisms

First dinosaur bones found in Denali National Park

Allosaurus jimmadseni

New species of Allosaurus discovered in Utah

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