Paleontologists

Stan, a 67-million-year-old Tyrannosaurus rex skeleton, will go on the auction block at Christie's on Oct. 6.

You Can Buy This T. Rex Skeleton—for a Hefty Price

Paleontology enthusiasts with an extra $8 million lying around can bid on Stan, a 67-million-year-old Tyrannosaurus rex

An artist's rendering of the 250-million-year-old animal Lystrosaurus in a hibernation-like state.

Hibernation May Be a 250-Million-Year-Old Survival Trick

Paleontologists studying this strange creature’s tusks say they’ve found evidence the animal slowed its metabolism during hard times

Paleontologist David Schmidt (left) and a crew of student volunteers worked together to find and excavate a huge Triceratops skull in South Dakota.

College Students Unearth Massive Triceratops Skull

On an annual summer fossil collecting trip, the undergraduates struck it big in South Dakota

Kate Winslet plays Mary Anning in 'Ammonite'

'Ammonite' Is Historical Fan Fiction About the World's First Great Fossil Hunter

A new trailer previews the period drama featuring Kate Winslet as pioneering paleontologist Mary Anning

Geologist Allan Krill spotted these markings on a boulder the side of the Bright Angel Trail in 2016. The boulder weighs several hundred pounds.

Fallen Boulder at the Grand Canyon Reveals Prehistoric Reptile Footprints

313 million years ago, two reptilian creatures crept over this boulder's surface

The stomach of a 15-foot fossil ichthyosaur excavated in China contained this massive chunk of another large marine reptile. The ichthyosaur swallowed its prey shortly before it died and was fossilized.

This 15-Foot Ichthyosaur Died With a 13-Foot Meal in Its Stomach

The shocking size of the marine predator’s quarry may force paleontologists to rethink the marine reptile’s role in the Triassic ecosystem

About 70 miles south of the Natural History Museum, Westmoreland State Park’s Fossil Beach is a hotbed for prehistoric shark teeth.

Five Places Where You Can Collect Fossils in the D.C. Area

You don’t have to venture far to make awesome finds

An illustration of the 30-foot-long, dinosaur eating crocodilian Deinosuchus.

30-Foot 'Terror Crocodile' Ambushed Dinosaurs at Water’s Edge

Study says the five-ton extinct reptiles had teeth the size of bananas

A lifelike restoration using the remains of a baby woolly rhinoceros recovered from the Siberian permafrost. The specimen was nicknamed Sasha after the hunter who discovered it.

Climate Change, Not Hunting, May Have Doomed the Woolly Rhinoceros

Populations of the Ice Age icon were healthy right up until their extinction, suggesting they crashed precipitously as the planet warmed

An artist's illustration of the Triassic reptile Tanystropheus hydroides hunting with its long neck.

Study Reveals This Mysterious, Super Long-Necked Triassic Reptile Was a Marine Hunter

The creature’s neck was stiff like a giraffe’s and was nearly three times the length of its torso

A 99-million-year-old piece of amber trapped this worker hell ant grasping an ancient relative of modern cockroaches in its unique jaws, which swung upwards unlike all modern ants.

Amber Fossil Shows 'Hell Ant' Was Unlike Anything Alive Today

The 99-million-year-old ant had scythe-like jaws that swung upward to pin prey against a horn-like head appendage

Side-by-side renderings of the marsupial saber-tooth Thylacosmilus atrox (left) and the saber-tooth cat Smilodon fatalis (right).

This Marsupial Sabertooth Was No Killer Cat

Long fangs caused many to assume Thylacosmilus was a slashing predator, but new research suggests it was a scavenger with a preference for leftovers

An illustration approximates a pod of Ankylorhiza tiedemani hunting diving birds.

Giant Extinct Dolphin May Have Hunted Other Whales

The nearly 16-foot species may have been an apex predator like modern killer whales, researchers say

An artist's rendering of Kongonaphon kely, a newly described 4-inch-tall reptile that lived in southwestern Madagascar some 237 million years ago. Researchers think the Triassic creature may be closely related to the common ancestor of dinosaurs and pterosaurs.

Giant Dinosaurs and Pterosaurs May Have Evolved From This Four-Inch-Tall Reptile

In Madagascar some 237 million years ago, the tiny <em>Kongonaphon kely</em> was chasing down insects on two legs

A painting that imagines what a living Mukupirna nambensis and its surrounding environment would have looked like some 25 million years ago near Lake Pinpa, Australia.

300-Pound, Wombat-Like Creature Once Roamed Australia

Paleontologists describe a new species of extinct Australian marsupial that is most closely related to modern wombats but was the size of a black bear

A fossilized Mussaurus egg that was the subject of one of two new studies documenting soft-shelled eggs at the time of the dinosaurs. Mussaurus was a long-necked, plant-eating dinosaur that grew to 20 feet in length and lived in modern-day Argentina between 227 and 208.5 million years ago.

First Soft-Shelled Dinosaur Egg Fossils Found

Twin discoveries reveal that some ancient reptiles laid soft-shelled eggs, challenging long-held assumptions in paleontology

A great white shark pictured off the coast of Mexico in 2006

Prehistoric Great White Shark Nursery Discovered in Chile

Young sharks grew up here millions of years ago, scientists say

An artist's rendering shows the armored dinosaur Borealopelta markmitchelli eating ferns, which new research shows made up the majority of its diet.

Exquisitely Preserved 'Mona Lisa' of Dinosaur Fossils Reveals Prehistoric Creature's Last Meal

Fossil plant matter found in the gut of the exquisitely preserved herbivore reveals its diet and even the season of its death

Artist impression of Allosaurus

Carnivorous Dinosaurs Like Allosaurus Were Cannibals

Tooth-marked bones show that huge flesh-eaters had no qualms about chomping their own kind when times got tough

An artist’s rendering of what an elaphrosaur may have looked like.

Rare 'Light-Footed' Dinosaur Discovered in Australia for the First Time

A single vertebra spotted by a dig volunteer was identified as a strange, slender-necked dinosaur called an elaphrosaur

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