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Science / Dinosaurs

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You Say Tyrannosaurus, I Say Tarbosaurus

Was the million-dollar dinosaur a species of Tyrannosaurus, or was it a different sort of dinosaur?

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How Hadrosaurs Chewed

Edmontosaurus has often been called the “cow of the Cretaceous”, but did this dinosaur chew like a mammal?

The reconstructed cast of a juvenile Tyrannosaurus in the NHMLA’s centerpiece Dinosaur Hall display.

Beautiful Dinosaurs Ripped From Time

The Natural History Museum of Los Angeles has beautiful dinosaur displays, but what do the exhibits tell us about your connection to Triceratops and kin?

A restoration of Repenomamus snacking on a young Psittacosaurus

When Mammals Ate Dinosaurs

Our ancestors and cousins didn’t all live in the shadows of the Mesozoic world—some were burly carnivores

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Release the Tarbosaurus!

A new twist in the million dollar Tarbosaurus controversy may send this dinosaur home

A restoration of Futalognkosaurus

How to Assemble a Giant

A new museum exhibit presents one of the largest dinosaurs ever found

Disease has often been blamed for the extinction of the last dinosaurs, such as this Edmontosaurus at the Natural History Museum of Los Angeles.

Disease and the Demise of the Dinosaurs

Cataracts, slipped discs, epidemics, glandular problems and even a loss of sex drive have all been proposed as the reason non-avian dinosaurs perished

A reconstruction of the Edmontosaurus skull LACM 23502, with a beak based on a natural mold.

Shovel-Beaked, Not Duck-Billed

A rare fossil shows that duck-billed dinosaurs were not so duck-like after all

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Apatosaurus Was a Deceptive Dinosaur

Apatosaurus means “deceptive lizard,” and a short cartoon offers a new interpretation of that name

Even familiar dinosaurs, such as this Allosaurus at Utah's Cleveland-Lloyd Dinosaur Quarry, still raise many questions about dinosaur biology.

The Dinosaurs They are a-Changin’

Paleontologists are describing new dinosaurs at an unprecedented pace, but there’s much we still don’t know about the biology of these animals

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A Paleo Proposal

Paleontologists Lee Hall and Ashley Fragomeni show us what a perfect paleo-themed engagement looks like

A high-kicking Utahraptor outside the College of Eastern Utah's Prehistoric Museum in Price

In Defense of Raptors

Is it time to stop calling sickle-clawed dinosaurs “raptors”?

Roger Cutler's wire Apatosaurus

Dinosaur Sighting: Artsy Apatosaurus

wire Apatosaurus looms over a D.C.-area art festival

The original AMNH mount of Brontosaurus, reconstructed in 1905

Brontosaurus Returns

Paleontologists may have killed the dinosaur a century ago, but it was revitalized in the King Kong remake

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A Little Lost Tyrannosaur

Nothing is cuter than a troublemaking baby Tyrannosaurus

What would life be like if dinosaurs such as this Ceratosaurus (at Ogden, Utah's Eccles Dinosaur Park) suddenly returned?

Time for a Dinosaur Attack?

A dinosaur movie not fit for children could really run with the idea of what life would be like if packs of Deinonychus roamed the streets

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Fate of Auctioned Tarbosaurus Yet to be Determined

An almost complete skeleton was sold for more than a million dollars, but what will become of this rare specimen?

Actual dinosaurs were discovered at Dinosaur National Monument a century ago. Starting in 1909, fossil hound Earl Douglass found fantastic remains of gigantic dinosaurs.

America’s Monumental Dinosaur Site

For the first time in years, visitors can once again see the nation’s most productive Jurassic park

A gliding Stegosaurus

The Fantastic Gliding Stegosaurus

Stegosaurus was as aerodynamic as a brick, but one writer thought the prickly dinosaur used its huge plates for gliding

Archosaur skull changes (juveniles on the left, adults on the right). While there was a significant amount of change between the juvenile and adult skulls of alligators (top) and the non-avian dinosaur Coelophysis (middle), there was little change between the juvenile and adult skulls of early birds such as Archaeopteryx (bottom) and their closest dinosaur relatives.

Birds Have Juvenile Dinosaur Skulls

The peculiar way birds grow up got its start among feathery non-avian dinosaurs

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