A replica of the T. rex skeleton known as Scotty is on display at the T. rex Discovery Center in Eastend, Canada, which is part of the Royal Saskatchewan Museum.

Preserved Blood Vessels Discovered in a Rib Bone from the World’s Largest T. Rex Could Shed Light on How Dinosaurs Healed

Scotty, a specimen unearthed in Canada, was probably injured in a fight, then died several months later

Likely in the 1930s, someone split a flat fossil slab in half, leaving the skeleton on one side and the skeleton's outline on the other.

A Paleontologist Matched Two Halves of the Same Fossil Stored at Different Museums—and Discovered a New Species

Meet Sphenodraco scandentis, a tree-dwelling, lizard-like reptile that roamed around with the dinosaurs during the Late Jurassic period roughly 145 million years ago

Ancient sloths lived in trees, on mountains, in deserts, in boreal forests and on open savannas. Some grew as large as elephants.

Giant Sloths and Many Other Massive Creatures Were Once Common on Our Planet. With Environmental Changes, Such Giants Could Thrive Again

If large creatures like elephants, giraffes and bison are allowed to thrive, they could alter habitats that allow for the rise of other giants

Scientists found a partial dinosaur vertebra inside a geological core sample that measures just 2.5 inches in diameter.

‘Nothing Short of Magical’: Scientists Discover a Dinosaur Bone Nearly 800 Feet Beneath a Parking Lot at a Denver Museum

The partial vertebra appeared inside a 2.5-inch-diameter column of rock that researchers drilled, earning the title of the oldest and deepest dinosaur fossil found in Denver

Lead author Judith Pardo-Pérez where the fossil, nicknamed Fiona, was discovered.

A Rare, Pregnant Ichthyosaur Fossil Discovered in Chile Is Revealing More Secrets About the Early Cretaceous World

The fossil helps scientists better understand not just the animal, but our planet’s geology

Fossilized remains of the giant beaver have been discovered in Minneapolis and Saint Paul, as well as in southern Minnesota.

Bear-Sized Giant Beavers Once Roamed North America, and They’re Now the Official State Fossil of Minnesota

The large, extinct creatures roamed the Twin Cities area more than 10,000 years ago and could grow to more than 200 pounds

An artist’s reconstruction of the fossilized landscape, plants and animals found preserved in a remote bonebed of Arizona’s Petrified Forest National Park

A Bone Bed From the Dawn of the Dinosaurs Has Revealed the Oldest Known Pterosaur Found in North America

Fossil surprises abound in new research that unearths the history of the Triassic Period

E. mollyborthwickae is now on display at London's Natural History Museum.

‘Enigmatic’ Dog-Sized Dinosaur Reveals a New Species That Scampered Around Jurassic North America

The speedy, plant-eating creature lived in what is now Colorado roughly 150 million years ago, and its skeleton went on display in London this week

The Dragon Man skull, described as Homo longi in 2021, belongs to a Denisovan, according to new research.

Iconic ‘Dragon Man’ Skull Offers First Glimpse of What a Denisovan’s Face Looked Like, New Genetic Studies Suggest

The mysterious ancient humans were only known from fossil fragments. Now, two papers argue a skull uncovered in China belongs to this group, after examining preserved DNA and proteins

Bolg amondol raids an oviraptorosaur dinosaur nest in an artistic reconstruction of how the species may have looked and behaved.

A Jar of Fossil Bones Long Stored at a Museum Led Scientists to Discover a Goblin-Like Lizard From 76 Million Years Ago

Fossils described in a new study speak to a previously unknown large-bodied lizard diversity that existed alongside dinosaurs

The well-preserved cubs—which turned out to be sisters—were discovered in 2011 and 2015 in northern Siberia.

14,000-Year-Old ‘Puppies’ Found in Siberia Were Wolf Littermates Who Dined on Woolly Rhino

Researchers studied chemicals found in the animals’ bones, teeth and tissues, as well as genetic material from their stomach contents

Darla Zelenitsky (right) and Jared Voris (left) were part of the team that identified and named Khankhuuluu based on fossils found in Mongolia during the 1970s.

These ‘Dragon Prince’ Fossils Spent Decades in Museum Drawers. Now, They Could Rewrite the T. Rex Family Tree

Two partial skeletons housed in a Mongolia museum were reexamined by researchers and found to represent a previously unknown species

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Journey Into a Prehistoric Cave That Trapped and Entombed Animals for Millennia

The animals that plummeted 85 feet into Wyoming’s Natural Trap Cave provide a layered history of life dating back to the Pleistocene

In this artist's impression of Diamantinasaurus matildae, the animal feeds from a conifer tree.

First Fossil Evidence That Sauropods Were Herbivores Supports a Widespread Assumption About the Long-Necked Dinosaurs

A recent discovery of a dinosaur’s preserved gut contents offers the first direct proof that sauropods were plant-eaters

Studying foraminiferan fossils can help us understand how the climate may change in the future.

These Tiny, Beautiful Fossils Detail the History of the Ocean

Bountiful remains of foraminifera reveal how organisms responded to climate disturbances of the past

The new study suggests that 73 million years ago, birds and dinosaurs lived side by side in the Arctic.

Scientists Find the First Evidence of Birds Nesting in the Arctic Alongside Dinosaurs

The researchers analyzed rare fossils of hatchling birds found in northern Alaska, which offered the earliest evidence of the creatures reproducing in a polar region

This skull of a 1.8-million-year-old Paranthropus robustus individual was unearthed in South Africa, but it was not one of the fossils included in the study.

Scientists Investigate 2.2-Million-Year-Old Tooth Enamel to Unravel the Mysteries of Ancient Human Relatives

By studying proteins preserved in teeth, researchers determined the sex of four Paranthropus robustus individuals that lived in southern Africa

An artistic reconstruction of the extinct megalodon. Scientists' ideas about how the megalodon looked are based on its fossilized teeth.

The Fearsome Megalodon Ate Basically Whatever It Wanted to Reach Its Daily 100,000-Calorie Need, Study Suggests

Scientists previously assumed the giant, prehistoric sharks mostly feasted on whales, but it turns out they probably weren’t so picky

An artistic rendering of an early vertebrate being attacked by a sea-scorpion in dark waters

Our Teeth May Descend From Sensitive Bumps on Prehistoric Fish Armor, New Research Finds

Hundreds of millions of years ago, fish had sensory features on their exoskeletons that contained dentine, the material that makes our teeth sensitive today

Amateur fossil hunters discovered a trackway left by a creature that might have looked like the one in this illustration. The finding raises new questions about the evolution of the earliest reptiles.

Fossil Hunters Discover Earliest Known Footprints of a Reptile-Like Creature, Pushing Back the Timeline of Their Evolution

A new study suggests two fossil trackways found in Australia were made by an early amniote, a group that today includes reptiles, birds and mammals

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