Dinosaurs

T. rex moves in for the kill on a doomed Triceratops—an herbivore that existed mainly on a diet of 
palm fronds.

Beyond Dinosaurs: The Secrets of Earth's Past

The 'Nation's T. Rex' Prepares to Make Its Smithsonian Debut

In a new exhibit about "deep time" at the National Museum of Natural History, <em>T. rex</em> is still the king

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Smithsonian Voices

The Dr. Is In: Cat-loving Paleontologist Answers Your Questions in New YouTube Series

Paleontologist Hans Sues answers your questions about dinosaurs, humans and cats in the Smithsonian's new YouTube series, "The Dr. Is In."

The centerpiece is a cast of the reconstructed remains of Prognathodon kianda, which make up the most complete skeleton of this species found to date.

Prehistoric Angolan “Sea Monsters” Take Up Residence at the Natural History Museum

The new fossil exhibition spotlights the majestic marine predators that swept into the South Atlantic shortly after it formed

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Smithsonian Voices

Meet the Real Rock Star of the New Dino Hall—the Fearsome Ceratosaurus

The dinosaur is finally giving up its secrets as it prepares for a long fight with a <i>Stegosaurus</i>

The Diplodocus dinosaurs were some of the largest to walk the planet.

Tiny Skull Illuminates the Lives of Giant Dinosaurs

The skull of a juvenile <i>Diplodocus</i> is one of the youngest of these dinosaurs ever found

Smithsonian Voices

Why Curators Killed Hatcher, the 66-Million-Year-Old Triceratops

The popular dinosaur has a new starring role in the upcoming “Deep Time” exhibition—a meal for T. rex

The display will eventually yield a formidable and fully-formed beast standing at about 15 feet tall and 40 feet long, poised to glut on the body of an unlucky Triceratops.

Homecoming King: The Nation’s T. rex Returns to the Smithsonian

The fully assembled skeleton will be displayed for the first time at the National Museum of Natural History in June 2019.

Ricardo Martínez digging up the arm of the dinosaur Ingentia prima in Triassic  layers of Balde de Leyes, San  Juan Province, Argentina.

New Research

The Most Massive of Dinos Evolved Earlier Than Previously Thought

A Triassic giant unearthed in Argentina suggests that dinosaurs took the path to greatness at least twice

The smart, menacing, powerful T. rex of 1993's Jurassic Park has lodged itself in the minds of millions.

How We Elected <i>T. rex</i> to Be Our Tyrant Lizard King

The true story behind our obsession with the last and largest of the tyrannosaurs

In the early 20th century, pioneer paleontologist Annie Montague Alexander had to find socially acceptable fieldwork partners to avoid being accused of vague improprieties on her expeditions. She would go on to found the University of California Museum of Paleontology at Berkeley.

The Many Ways Women Get Left Out of Paleontology

The hurdles that prevent female fossil hunters from rising at the same rates as their male peers are myriad—but they are all interconnected

The asteroid didn't just wipe out the dinosaurs—it wiped out the forests. Which meant anything that lived had to learn to live on the ground.

New Research

How the Ancestors of Birds Survived the Dino-Killing Asteroid

Forest cover was crucial to avian evolution, a new study on the mass extinction event asserts

A Tyrannosaurus Rex head on display in Beijing. The country's fossil boom has resulted in a bevy of options for tourists seeking pterosaurs, feathered dinosaurs and early bird specimens.

Ten Chinese Museums Where You Can See a Dinosaur Fossil Up Close

The country's dino explosion has created a mecca for tourists intent on catching a glimpse of feathered dinos and other prehistoric wonders

Liu Cun Yu, the director of the Beipiao Pterosaur Museum, poses in front of a full-scale model of a Moganopterus zhuiana, a species named after his wife.

The Great Chinese Dinosaur Boom

A gold rush of fossil-finding is turning China into the new epicenter of paleontology

An artist's interpretation of two giant pterosaurs in the Late Cretaceous.

New Research

What Doomed the Pterosaurs?

Killed off in their prime, the leathery fliers may have been living too large for their own good

This dinosaur footprint was found in sandstone at Dinosaur Track at Hackberry Canyon in Grand Staircase-Escalante National. A proclamation recently signed by President Trump would reduce the protected area by half.

What Shrinking Fossil-Rich National Monuments Means for Science

<i>Smithsonian.com</i> asks paleontologists how their work will change after the decision to slash Bears Ears and Grand Staircase

An illustration of the raccoon-like Sinosauropteryx, which lived 130 million years ago in the Early Cretaceous.

New Research

This Adorable Bandit-Faced Dinosaur Will Steal Your Heart

Some dinos were small, fluffy and frankly adorable, a new analysis shows

Tyler Lyson at the site for the Hadrosaur femur

The Ultimate Summer Camp Activity: Digging for Dinosaurs

Meet the intrepid teenagers and teenagers-at-heart who swelter in the heat hunting for fossils

An artist's illustration of Patagotitan mayorum, the latest and possibly most gargantuan in a series of recent giant dino finds.

New Research

Did Scientists Just Unveil the Biggest Dinosaur of All Time?

The jury's still out—but if you can get over the size contest, far more fascinating patterns about these giants emerge

Clayton Phipps looks over the massive ceratopsian fossil. The ancient creature’s rib cage is on the left and the pelvis on the right.

Will the Public Ever Get to See the "Dueling Dinosaurs"?

America’s most spectacular fossil, found by a plucky Montana rancher, is locked up in a secret storage room. Why?

An artist's rendering of the new species Teleocrater rhadinus hunting a cynodont, a close relative of mammals.

New Research

Before There Were Dinosaurs, There Was This Weird Crocodile-Looking Thing

A new analysis of an ancient enigma offers clues as to how dino evolution unfolded

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