Fossils

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After 103 Years, the Natural History Museum Finally Gets Its Own Tyrannosaurus rex

The “Wankel Rex,” discovered in Montana in 1988, is one of just a dozen complete skeletons worldwide

Spotlight

What's new at the Smithsonian in June

Nick Pyenson — Curator of Fossil Marine Mammals at National Museum of Natural History

Curator of Fossil Marine Mammals at National Museum of Natural History

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When Did Humans Come to the Americas?

Recent scientific findings date their arrival earlier than ever thought, sparking hot debate among archaeologists

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The Most Exciting (and Frustrating) Stories From This Year in Dinosaurs

From feathers to black market fossil controversies, 2012 was a big year for dinosaurs

The “Morphotype 1″ tunnel complex: points marked “a” represent tunnels, and points marked “b” signify vertical shafts.

Did Early Dinosaurs Burrow?

Were enigmatic, 230-million-year-old burrows created by dinosaurs?

Did Deinonychus and other “raptors” use their foot claws to restrain prey?

How Did Raptors Use Their Fearsome Toe Claws?

Claw Shapes: A Glimpse Into the Lifestyle of Raptors?

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Scientists Discover Oldest Known Dinosaur

A fragmentary skeleton pins the emergence of dinosaurs more than 10 million years earlier than previously thought

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Why Did Plant-Munching Theropods Get So Big?

Were these Late Cretaceous dinosaurs just the culmination of an evolutionary trend towards ever-larger body size or was something else at work?

Archaeopteryx had a wing that was different from that of modern birds, and, as seen here, might have been a glider more than a powered flyer.

Feathers Fuel Dinosaur Flight Debate

Was the early bird Archaeopteryx more of a glider than a flier?

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What Kind of Dinosaur is Coming to Dinner?

Everyone knows that birds are dinosaurs, but what kind of dinosaur is your holiday turkey?

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What’s the Secret of Hadrosaur Skin?

Were extra-thick hides the secret to why paleontologists have found so much fossilized hadrosaur skin?

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Paleontologists Puzzle Over Possible Dinosaur Bones

When did dinosaurs start to become giants? Enigmatic bone fragments found in England complicate the debate

Only hindlimb elements of Alnashetri are known so far, but, based on the dinosaur’s relationships, the tiny theropod probably looked something like this Alvarezsaurus.

Cretaceous Legs Give Away New Dinosaur

Slender limb bones found in Argentina give away a new species of tiny dinosaur

A reconstruction of an Einiosaurus skull in a ceratopsid gallery at the Natural History Museum of Los Angeles.

Lessons from Einiosaurus

New dinosaurs are always cause for excitement, but the real joy of paleontology is investigating dinosaur lives

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Peering Inside Dinosaur Skin

Dinosaur skin impressions aren't as rare as you might think, but how they form is a mystery

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Tracking Dinosaurs With Ray Stanford

Amateur paleontologist Ray Stanford has a great talent for tracking Maryland's Cretaceous dinosaurs

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Paleontologists Welcome Xenoceratops to the Ceratopsian Family Tree

Canadian researchers found the horned dinosaur hiding in storage

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Piecing Together Eolambia

Paleontologists uncover a new look for one of Cretaceous Utah's most common dinosaurs, Eolambia

Mamenchisaurus, one of the longest-necked dinosaurs of all time, perfectly represents the bizarre nature of sauropods.

Did Sauropods Have Built-In Swamp Coolers?

Paleobiologists are still trying to figure out how large sauropods prevented themselves from overheating

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