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Fossils

Life restoration of Fukuipteryx prima.

Newly Discovered Fossil Bird Fills in Gap Between Dinosaurs and Modern Fliers

A skeleton from the Cretaceous found in Japan reveals an early bird with a tail nub resembling the avians of today

The 21 bones of the most complete partial skeleton of a male Danuvius guggenmosi.

New Ancient Ape Species Rewrites the Story of Bipedalism

Danuvius guggenmosi, a “totally new and different” species of ape, would have moved through the trees using its forelimbs and hindlimbs equally

New Research

Trilobite Fossil Shows Animals Have Stood in Line for Hundreds of Millions of Years

A line of 480-million-year-old trilobites found in Morocco may be the earliest evidence of collective animal behavior

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

Artists reconstruction of Phoebodus sharks.

Cool Finds

This Ancient Shark Looked Like an Eel and Swallowed Its Prey Whole

Scans of a rare 360-million-year-old shark skeleton shows the beasts used hunting techniques similar to modern sharks and fish

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

The skull of the 1.77-million-year-old Stephanorhinus rhino.

New Research

1.7-Million-Year-Old Rhino Tooth Provides Oldest Genetic Information Ever Studied

Researchers read the proteins preserved in the tooth enamel of an ancient rhino, a trick that may allow them to sequence fossils millions of years old

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

Images and measurements of the fossil beetle that revealed it was a different kind of beetle than originally thought.

Fossil Mix-Up Could Rewrite the History of Beetles, the Largest Group of Animals on Earth

The reclassification of a 226-million-year-old beetle species could change our understanding of insect evolution

Leatherback sea turtle hatchlings rush toward the water

Cool Finds

Baby Sea Turtles’ Fossilized Tracks Found in South Africa

Researchers recorded trackways left by relatives of modern loggerhead and leatherback turtles

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

In a fit of pique, according to one of Aesop's fables, the god Hermes made the animal carry its house forever on its back.

How the Turtle Got Its Shell, With Apologies to Aesop

Smithsonian paleontologist Hans Sues unpacks the complicated evolution of how this creature grew a home upon its back

Europe's cave bear population started crashing around 40,000 years ago—roughly the time period when modern humans arrived on the continent

Ice Age Humans Likely Played Major Role in Cave Bears’ Extinction

Researchers have long debated whether human activity or climate change precipitated the species’ demise

A Human-Sized Penguin Once Waddled Through New Zealand

The leg bones of Crossvallia waiparensis suggest it was more than five feet tall and weighed up to 176 pounds

Scientists think gigantic crinoids would cling to logs with anchor-like stems, creating a floating raft that likely supported a host of other species and enabled their long-distance transport across Jurassic seas.

Ancient Sea Life May Have Hitched Across Oceans on Giant Living Rafts

Enormous crinoids of the Jurassic era, related to sea stars and sea urchins, could have carried whole ecosystems around the world

Cool Finds

Fossil Trees Reveal the Oldest Known Forest in Asia

The grove of lycopsid trees is 365 million years old and covers 2.7 million square feet

Reconstruction of the giant parrot Heracles, with small New Zealand wrens for scale.

This Chonky Ancient Bird Is the World’s Largest Known Parrot

Discovered in New Zealand, the bird has been dubbed ‘Squawkzilla’

Saber-toothed cats likely ambushed plant-eating prey in forests, not open grassland

Fossils Reveal Why Coyotes Outlived Saber-Toothed Cats

Contrary to popular belief, carnivorous cats and canines probably didn’t hunt the same limited pool of prey

Ginkgo has survived three mass extinctions, including the one that killed the dinosaurs.

Smithsonian Scientists Are Using Ginkgo Leaves to Study Climate Change—They Need Your Help

Citizen scientists can submit leaf samples from their hometowns through the end of August

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