Paleontologists

The mammoth nursery turned graveyard was declared a National Monument in July 2015.

What Killed the Mammoths of Waco?

Sixty-six thousand years ago, this national monument was the site of a deadly catastrophe

A Bolivian farmer stands next to dinosaur footprints. Bolivia is home to thousands of dinosaur tracks.

Where Dinosaurs Walked: Eight of the Best Places to See Prehistoric Footprints

Step in the footprints of giants on "dinosaur highways"

A fuzzy Tyrannosaurus roars across the Utah desert at Moab Giants.

New Dinosaur Museum Tracks the “Terrible Lizards” Through Time

The Moab Giants museum in eastern Utah makes a roaring debut

Scientists Clash Over Stegosaurus Sexing

A new paper is causing controversy with claims that dinosaurs’ sex can be determined by their bones

Paleontologist Jack Horner served as scientific adviser on all of the films and is believed to have inspired the character of Dr. Alan Grant. Here, Horner in 1998.

The Scientist Behind "Jurassic World", Jack Horner, Breaks Down the Movie's Thrilling Trailer

We spoke with the paleontologist, who was an adviser on the <em>Jurassic Park</em> movies, about the science behind the franchise

Ten-year-old Noah Cordle visited the National Museum of Natural History on November 3 to donate a Clovis point he found in New Jersey. He and his parents (right) met with the museum's Dennis Stanford (left).

This Fifth Grader Found a 14,000-Year-Old Clovis Point, Likely Unearthed From Hurricane Sandy

Noah Cordle was boogie boarding in New Jersey when he came upon an ancient hunting tool

Our fundamentally human social, ecological, and behavioral adaptations have, over time, ratcheted up our adaptability.

The Moral Dilemma We Face in the Age of Humans

Humans are proficient problem solvers—but so far that trait has come at a cost. Can our species remain resilient without destroying the world?

A model of Spinosaurus, based on data published in Science today, gets rock star treatment at a National Geographic photo shoot. A feature story, including the image above, will appear in National Geographic's October issue.

Meet the Mighty Spinosaurus, the First Dinosaur Adapted for Swimming

A mysterious mustachioed man helped paleontologists piece together the life story of the long-lost, semi-aquatic “Egyptian spine lizard”

Columbian Mammoth

When Evolution's Controversial, Declaring a State Fossil Can Get Tricky

The Columbian Mammoth gets caught in the crossfire of the culture wars

Dinosaur Trackways

Almost 65 Years After Its Pieces Were Dispersed, Scientists Reconstructed a Long-Lost Dinosaur Chase

A lost set of dinosaur footprints in Texas has been reconstructed from 70-year-old photographs

An illustration of the large, feathered Anzu wyliei depicts several striking anatomical features—its long tail, feathered arms, toothless beak and a tall crest on the top of its skull.

Scientists Discover a Large and Feathered Dinosaur that Once Roamed North America

The 'Anzu wyliei' species looks like a cross between a chicken and a lizard

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What Prehistoric Reptile Do These Three-foot Claws Belong To?

Claws once thought to belong to a giant turtle turned out to be from one of the weirdest dinosaurs ever found

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What is Genyodectes?

A set of partial jaws hold an important place in the history of South American paleontology, but what sort of dinosaur do they represent?

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Stegosaurus Plate Debate

Stegosaurus is immediately recognizable for its prominent plates, but why did these structures actually evolve?

The upper and lower jaws of Duriavenator, illustrated when they were thought to belong to Megalosaurus, in A History of British Fossil Reptiles Vol. II.

Finding Duriavenator

Jaws once thought to be from Megalosaurus belong instead to this little-known species

Fossil teeth, found by Ferdinand Hayden in Montana, which Joseph Leidy attributed to the dinosaur “Trachodon.”

Finding Hayden’s Dinosaurs

Thanks to some historical detectivework, a pair of researchers has relocated one of the earliest recognized dinosaur sites in the American west

A mount of Cetiosaurus at the New Walk Museum in Leicester. While the neck of this sauropod is almost completely known, no skull has ever been described.

C is for Cetiosaurus

Sauropods are iconic dinosaurs, but the first of their kind ever found was initially thought to be a huge crocodile

The peculiar, high-spined specimen that represents Becklespinax (left), and two possible restorations of the dinosaur by Darren Naish (right).

B is for Becklespinax

For over a century and a half, paleontologists have been confounded by the sail-backed carnivore Becklespinax. What did this dinosaur really look like?

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The Bat-Winged Dinosaur That Never Was

Just when naturalists began to suspect that birds might be dinosaurs, one researcher put forward a truly strange idea of what early bird ancestors would have looked like

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Doing the T. rex Stretch

Did T. rex use its tiny arms to do push-ups?

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