Skip to main content

Subscribe to Smithsonian magazine and get a FREE tote.

Dinosaurs

None

What Scared Dinosaurs? The Terror Croc

Deinosuchus, an enormous alliagtoroid, undoubtedly gave dinosaurs much to fear

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

Part of a multi-step sequence by which Tyrannosaurus could have beheaded Triceratops, based on research by Fowler et al.

Did Tyrannosaurus Ever Battle Triceratops?

We love to imagine Tyrannosaurus fighting Triceratops to the death, but did such battles ever happen?

Not only was Ornithomimus feathered, but the dinosaur’s fluffy coat changed as it aged.

Feathery Ostrich Mimics Enfluffle the Dinosaur Family Tree

A trio of feathered dinosaurs tests a longstanding hypothesis and hint that there may be more feathered dinosaur fossils than anyone ever expected

None

Reviving Heterodontosaurus

Paleontologists have known about Heterodontosaurus for decades, but a new restoration of the dinosaur shows just how freaky it was

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?

None

Dinosaur Stampede, the Musical

What caused Australia’s dinosaur stampede? A short musical performance suggests an answer

A reconstruction of Patagonykus, one of South America’s alvarezsaurs.

Did Dinosaurs Eat Ants?

The weird alvarezsaurs look perfectly-adapted to eating termites, but how can we find out what they really ate?

None

The Saddest Dinosaur Cartoon Ever

Mountain of Dinosaurs, from 1967, uses extinction as a metaphor for Soviet oppression

None

Jurassic Park 4′s Discharged Dinosaur Soldiers

Some scrapped Jurassic Park 4 designs show the movie’s insane ideas for dinosaur soldiers

None

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

None

Doing the T. rex Stretch

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

A second specimen of the troodontid Mei, preserved in a bird-like sleeping position.

How Did Dinosaurs Sleep?

A lovely little fossil shows how some dinosaurs said goodnight

None

The Fall of Domino Dinosaurs

A delicately-balanced domino setup replays the end of the Age of Dinosaurs

A headless Haplocanthosaurus, laid out at the Utah Field House of Natural History.

Haplocanthosaurus–A Morrison Mystery

Without a skull, determining the dinosaur’s relationships is difficult

Thomas the T. rex, a lovely reconstruction at the Natural History Museum of Los Angeles.

Long Live the King

Paleontologists have named scores of dinosaurs, but why is T. rex our favorite?

Dilophosaurus, in a restoration based on an impression found at St. George, Utah. Art by Heather Kyoht Luterman

Dilophosaurus – An Early Jurassic Icon

Tracks made by a 20-foot predatory dinosaur have been found in rock from Connecticut to Arizona, but who made the tracks?

Recyclosaurus rex, seen outside the Museum of Science and Industry in Tampa, Florida.

Dinosaur Sighting: Recyclosaurus

A reader shows us a snapshot of a spare-parts dinosaur

None

Triceratops Wasn’t Toxic

Triceratops was an awesome dinosaur, but, despite one site’s claim, it wasn’t equipped with poisonous quills

Page 29 of 79