Paleontology

An artist's rendering of a new species of mosasaur named Xenodens calminechari. The marine reptile was about the size of a porpoise and had serrated shark-like teeth.

Newly Discovered Marine Reptile Sawed Prey With Serrated Teeth

Researchers say the new species of mosasaur had teeth unlike those of any known reptile

The four-inch-long footprint happened to be in a rock at about the height of a four-year-old child's shoulder.

Four-Year-Old Lives Every Child's Dream and Discovers a Dinosaur Footprint

Found on a beach in Wales, the fossil is 220 million years old and shows the details of the muscles and joints in the reptile's foot

This is a giant spindle magnetofossil, created by a mysterious creature over 50 million years ago. So far, the iron fossils have only been found during two periods of intense global warming.

New Way to Study Magnetic Fossils Could Help Unearth Their Origins

Now that scientists can detect these fossils in geologic materials faster, they will be able to look for past evidence of the fossils more efficiently

This image diagrams the difference between human and chimpanzee models of thumb muscles, which the researchers used to study the evolution of thumb dexterity.

How Dexterous Thumbs May Have Helped Shape Evolution Two Million Years Ago

Fossils and biochemical models show tool-wielding hominins used their hands like we do today

The worms that burrowed in these tunnels may have been the ancestors of modern Bobbit worms, Eunice aphtoditois, and is the earliest known fossil of an ambush predator

Enormous Prehistoric Marine Worms' Lair Discovered Along Sea Floor

Trace fossils suggest that sand strikers drilled these underground tunnels

A paleontologist excavating a 98 million-year-old fossil which may belong to the largest land animal ever. Researchers first started unearthing the creatures remains in 2012 at the Candeleros Formation in the Neuquen River Valley, Argentina.

Dinosaur Unearthed in Argentina Could Be Largest Land Animal Ever

The skeleton is still far from complete but paleontologists say what they've found suggests the dinosaur may be more than 120 feet long

The fossil of Aphelicophontes danjuddi, a new genus and species of assassin bug, accompanied by the fossil of a small beetle

Ancient Insect Genitals Found in 50-Million-Year-Old Fossil

A newly discovered assassin bug features a well-preserved phallus the size of a grain of rice

An artist's illustration of two gray wolves (lower left) vying with a pack of dire wolves for a bison carcass near the tar pits in Rancho La Brea roughly 15,000 years ago.

Dire Wolves Weren't Actually Wolves, DNA Analysis Reveals

Ancient DNA extracted from fossils shows the beast split off from Canis lupus and coyotes nearly 6 million years ago

Researchers say some of this woolly rhino's internal organs may still be preserved.

Melting Russian Permafrost Yields New Woolly Rhino Specimen

Russian researchers say this may be the best-preserved woolly rhino ever found

A newly described python species named Messelopython freyi. The 47-million-year-old specimen is the world’s oldest known fossil record of a python.

Oldest-Ever Python Fossil Found in Europe

The 47-million-year-old snake pushes the evolutionary origins of the group back some 20 million years

There have been other ancient wolf remains found in places like Siberia, but finding a well-preserved specimen in Yukon is rare since the ground has to be permanently frozen and the animal must be buried quickly.

A 57,000-Year-Old Mummified Wolf Pup Was Discovered Frozen in Yukon Permafrost

The specimen sheds light on how different gray wolf populations migrated through North America

Centrosaurus had the first well-documented case of malignant bone cancer in a non-avian dinosaur.

The Top Ten Dinosaur Discoveries of 2020

Paleontologists uncovered a great deal about the “terrible lizards” this year

An artist's rendering of Ubirajara jubatus, a newly described dinosaur species featuring two sets of rods sticking out of its shoulders and a mane of fluffy proto-feathers.

With a Mane and Strange Shoulder Rods, This New Dinosaur Was Quite a 'Little Show-Off'

The chicken-sized carnivore was found in Brazil and researchers say it may have been quite colorful

An artist's illustration of a newly described species of ichthyosaur called Thalassodraco etchesi swimming in the Late Jurassic seas off the coast of England.

Amateur Fossil Hunter Discovers New 'Sea Dragon' Species on British Beach

Researchers think the new species may have been a deep diving specialist, due to its cavernous ribcage and enlarged eyes

The pterosaurs were flying reptiles that lived in the age of the dinosaurs. This is an artist's illustration of a member of the genus Pteranodon, which included some of the largest known flying reptiles. .

Study Reveals Humble Origins of Flying Pterosaurs

Tiny, flightless reptiles called lagerpetids may have given rise to the largest flying animal ever to have lived on Earth

Dinosaurs found in Alaska's Prince Creek formation likely remained in the region when it snowed during the winter.

How Dinosaurs Thrived in the Snow

Discoveries made in the past decades help show how many species coped with cold temperatures near both poles

Fourteen years ago, a team of commercial fossil hunters discovered a dinosaur pelvis jutting out of a hillside on a private farm in Montana, and their discovery revealed an intertwined T. rex and Triceratops.

The Mystery of the 'Dueling Dinosaurs' May Finally Be Solved Now That They've Found a Home

The duo is headed to the North Carolina Museum of Natural Sciences, where researchers will soon determine whether the fossils were even sparring at all

Reconstruction of a titanosaur with ulcerations

First Evidence of Parasites in Dinosaur Bones Found

A team of paleontologists used CT scans and tissue samples to uncover blood pathogens in an infected titanosaur

Compared to other P. robustus males recovered from a nearby cave system called Swartkrans, DNH 155 (pictured here) was much smaller and had more female-like characteristics.

Newly Unearthed Skull Reveals How Ancient Hominids Evolved to Survive a Changing Climate

"Paranthropus robustus" evolved sturdier skulls to be able to eat new, tough vegetation

Qing-Hua Shang, Xiao-Chun Wu and Chun Li / Journal of Vertebrate Paleontology

New Prehistoric Marine Reptile Resembled a Miniature Mix of Loch Ness Monster, Alligator and Toothy T. Rex

The researchers originally thought the fossils belonged to the well-known nothosaurs, but analysis revealed an entirely new species

Page 10 of 30