Skip to main content

Subscribe to Smithsonian magazine and get a FREE tote.

Dinosaurs

A reconstruction of a Siamraptor skull based on fossil evidence.

Newly Discovered Dinosaur Was a Giant ‘Shark Tooth’ Carnivore

Siamraptor suwati, discovered in Thailand, sliced flesh with razor-sharp teeth rather than crushing the bones of its prey

New Research

These Prehistoric Sea Monsters Had a Mean Breast Stroke

A new study shows Mosasaurs not only swam using their tails but used powerful pectoral muscles for short bursts to ambush prey

Cool Finds

Massive ‘Ice Dragon’ Ruled the Skies Above Ancient Alberta

The newly described pterosaur with a wingspan over 30-feet was one of the largest flying creatures to ever exist

An artist's depiction of an asteroid impacting the Earth.

What Happened the Day a Giant, Dinosaur-Killing Asteroid Hit the Earth

Using rock cores from Chicxulub crater, geologists piece together a new timeline of the destruction that followed impact

By comparing the skulls of extinct dinosaurs to those of living relatives, such as crocodiles and wild turkeys, researchers have conclude that the prehistoric beasts had sophisticated thermoregulation systems in their skulls.

Special Skull Windows Helped Dinosaur Brains Keep Cool

Dinosaur skulls had many cavities and openings, some of which may have held blood vessels to help cool off the animals’ heads

Using heavy picks, Smithsonian researchers in 1923 worked on excavations in Dinosaur National Monument on the border of Colorado and Utah.

How to Discover Dinosaurs

Smithsonian paleontologist Hans Sues reveals some of his tips for finding and excavating a Mesozoic monster

Ngwevu intloko skull

After 30 Years, a South African Dinosaur Is Identified as a New Species

The fossil, held for decades at the University of Witwatersrand, was previously thought to belong to the most common dinosaur species in South Africa

None

Megalodon May Be Extinct, but There’s a Life-Size One at the Smithsonian

A 52-foot, life-size model of a Carcharocles megalodon shark is now on display in the National Museum of Natural History

Hesperornithoides miessleri was a feathered dinosaur with many features we now associate with birds.

Discovery of Raptor-Like Dinosaur Adds a New Wrinkle to the Origin of Birds

A small, 150 million-year-old dinosaur unearthed in Wyoming ran on the ground, but it may have been closely related to some of the first fliers

None

Reflections on the New Fossil Hall From the Experts Who Created It

The team behind the Smithsonian’s new dinosaur and fossil hall reflect on what “deep time” means to them.

Cool Finds

This Little Brazilian Dinosaur Ran Across the Desert on One Toe

The recently unearthed dog-sized theropod is a rare example of monodactyl dinosaurs

New Research

Pterosaurs May Have Flown as Soon as They Hatched

A new analysis of the flying reptile’s embryos indicates the bones needed for flight were highly developed in the egg

Using a geologist’s magnifying glass, Erin DiMaggio carefully scans a piece of volcanic ash in search of tiny minerals that hold the key to determining the age of nearby fossils.

Beyond Dinosaurs: The Secrets of Earth's Past

How Do Scientists Date Fossils?

Geologists Erin DiMaggio and Alka Tripathy-Lang explain techniques for targeting the age of a fossil find

The sequoia tree slab is an invitation to begin thinking about a vast timescale that includes everything from fossils of armored amoebas to the great Tyrannosaurus rex.

Beyond Dinosaurs: The Secrets of Earth's Past

A 16-Million-Year-Old Tree Tells a Deep Story of the Passage of Time

To explain the exceedingly long life of the planet, the Smithsonian’s new fossil hall designers began with this arboreal wonder

How do parts of ancient creatures, like this fossil skull of an extinct herbivore, Miniochoerus from 33 million years ago, manage to survive and end up in a museum exhibition?

Beyond Dinosaurs: The Secrets of Earth's Past

How Do Fossils Form?

Learn from the Smithsonian’s curator of vertebrate paleontology Anna K. Behrensmeyer, a pioneer in the study of how organic remains become fossils

The nuance of the new exhibition, "Fossil Hall—Deep Time," plays out in elaborate art, entertaining digital displays and magnificent fossil displays. But don't miss the small stuff.

Beyond Dinosaurs: The Secrets of Earth's Past

Here Are 12 Things You Might Miss in the Smithsonian’s New Fossil Hall

Hidden among the dinosaurs and megafauna, are these small details that make “Deep Time” all the more impressive

“In order to interpret the past," says Matternes (above), "you have to have a pretty good working knowledge of conditions in the present.”

Beyond Dinosaurs: The Secrets of Earth's Past

Meet the Master Muralist Who Inspired Today’s Generation of Paleoartists

The treasured Jay Matternes murals of lost Mesozoic worlds are featured in a new Smithsonian book

Artist's reconstruction of Fostoria dhimbangunmal, a newly described iguanodontian dinosaur.

Beyond Dinosaurs: The Secrets of Earth's Past

Dinosaur Bones Shimmering With Opal Reveal a New Species in Australia

A discovery in an Australian opal mine remained unexamined for three decades—it turned out to be the most complete opalized dinosaur skeleton in the world

"I’ve never lost the wonder," says Hans-Dieter Sues (above). "To be the first human to find and touch an extinct creature is a singular moment that cannot be easily put into words."

Beyond Dinosaurs: The Secrets of Earth's Past

How Do Paleontologists Find Fossils?

Smithsonian’s Hans-Dieter Sues, who has collected fossil vertebrates in the U.S. and around the world shares some of his tips

The meat-eating predator Ceratosaurus tried to take down Stegosaurus, but the plant-eater got away and gained the upper hand.

Beyond Dinosaurs: The Secrets of Earth's Past

Meet the Dinos of ‘Deep Time’

Of the 700 specimens that roam the Smithsonian’s new Hall of Fossils, these six standout dinosaurs make a big impression

Page 15 of 79