Paleontologists

An artist's rendering of two massive Ichthyotitan severnensis—a newly discovered species—swimming in the open ocean some 200 million years ago.

11-Year-Old Uncovers Fossils of Giant Ichthyosaur in England, the Largest Marine Reptile Ever Found, Scientists Say

The jawbone fragments belonged to an 82-foot-long creature that represents a new species, according to a new study

The tracks are located west of Ouray, Colorado, in the San Juan Mountains.

You Can Visit the World's Largest Continuous Dinosaur Trackway, Now on Protected Public Land

In the Late Jurassic, a long-necked dinosaur made a 270-degree turn while walking in present-day Colorado—and left behind a rare treat for paleontologists

This artistic interpretation shows what Pebanista yacuruna might have looked like some 16 million years ago.

New Extinct Species of Giant Dolphin Discovered in Peru From a 16-Million-Year-Old Skull

Pebanista yacuruna is the largest freshwater dolphin ever found, but it is more closely related to today's river dolphins of South Asia than those in the Amazon

An elephant seal pup on South Georgia Island

Why Did Seals and Sea Lions Never Commit to a Life Fully at Sea?

While whales moved from living on land to an existence immersed in water, pinnipeds embraced an amphibious lifestyle

P. karlraubenheimeri lived during the Miocene Epoch roughly 8.8 million years ago.

Fossil Hunter Discovers Gigantic Crab in New Zealand—a New, Extinct Species

The massive creature is 8.8 million years old, and its modern descendants in Australia can grow to be the weight of a human toddler

Paleontologists are still investigating what the carnivorous dinosaur Megalosaurus looked like.

Paleontologists Are Still Unraveling the Mystery of the First Dinosaur

Two hundred years after it was first named, scientists are just beginning to reveal the secrets of Megalosaurus

A Kronosaurus, one of the top predators in Cretaceous-era tropical oceans, prepares to feast on an ammonite.

Uncovering the Secrets of Colombia's Rich Fossil Deposits

Paleontologists are working hard to understand oceanic remains buried high in the Andes

Paleontologists have recognized three related, parrot-like dinosaurs in the Hell Creek Formation. Eoneophron infernalis (top left) walks by MOR 752 (bottom left) and Anzu wyliei (right).

Newly Discovered, Parrot-Like Dinosaur Roamed North America Alongside T. Rex

While larger dinosaurs are comparatively well-known, finding smaller species paints a more complete picture of life before the mass extinction

A museum curator gives a sense of scale to the reconstructed jaws of the fossil shark Otodus megalodon.

Was Megalodon Slimmer Than Previously Thought?

A new study has spurred scientists to debate the shape of prehistory’s biggest shark

To understand Elma's life, researchers cut her tusk lengthwise and took samples to study the elements present in the ivory.

Meet Elma, a Woolly Mammoth Who Roamed Far and Wide More Than 14,000 Years Ago

By analyzing a fossilized tusk, scientists have pieced together the animal's movements

Paleontologists say the collection of uncovered bones likely represents the most complete mammoth ever found in North Dakota.

Miners Discover Seven-Foot Mammoth Tusk in North Dakota

After coal mine workers found the 50-pound specimen, paleontologists studied the site and uncovered more than 20 additional bones

The earliest known fossil of epidermis was preserved due to unique circumstances.

This 288-Million-Year-Old Fossilized Scrap of Skin Is the World's Oldest

The remains, found in an Oklahoma cave, belonged to a lizard-like reptile

An illustration of Nanotyrannus attacking a juvenile T. rex

Decades-Long Debate on 'Teenage' Tyrannosaur Fossils Takes Another Turn

A new paper adds to evidence suggesting a group of disputed fossils, identified by many scientists as young T. rex, are actually another species

Advances in artificial intelligence and dinosaur discoveries were just some of the major science stories this year.

The Ten Most Significant Science Stories of 2023

From an asteroid sample that was delivered to Earth to a discovery about human migration from North America, these were the biggest moments of the year

Ten big dinosaur discoveries stood out in 2023.

The Top Ten Dinosaur Discoveries of 2023

From uncovering a tyrannosaur’s last meal to unlocking the secrets of a dino with a really long neck, these were the year’s biggest stories

A Gorgosaurus consumes its prey.

Amazing Fossil Preserves Teenage Tyrannosaur’s Last Meal

Stomach contents from a juvenile Gorgosaurus reveal it feasted on small, bird-like species 75 million years ago

Fossilized Trisauropodiscus tracks from more than 210 million years ago (marked with 4 cm scale) compared to modern bird tracks from March 2018 (marked with 3 cm scale)

Mysterious Creatures With Bird-Like Feet Made These Tracks Long Before Birds Evolved

The footprints pre-date the earliest known fossils of avian ancestors by roughly 60 million years, per a new study

This well-preserved track from Australia clearly shows the four toes of an ancient bird.

Australia's Oldest Known Bird Tracks Are 120 Million Years Old

In that age, the continent was attached to Antarctica, but migrating animals still traveled to the polar region for sustenance

Basilosaurus hunts fish.

Ancient Whales Were the Biggest and Smallest of Their Kind to Ever Roam the Oceans

New discoveries show how whale diversity exploded after the dinosaurs disappeared

Jurassic lampreys help bridge the evolutionary gap between the earliest lampreys and those species still alive today.

These Large, Flesh-Eating Lampreys Lived 160 Million Years Ago

Paleontologists in China recently unearthed the fossilized remains of two new species of lamprey, a group of jawless fish that dates back 360 million years

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