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Paleontologists

An artist's rendering of Kongonaphon kely, a newly described 4-inch-tall reptile that lived in southwestern Madagascar some 237 million years ago. Researchers think the Triassic creature may be closely related to the common ancestor of dinosaurs and pterosaurs.

Cool Finds

Giant Dinosaurs and Pterosaurs May Have Evolved From This Four-Inch-Tall Reptile

In Madagascar some 237 million years ago, the tiny Kongonaphon kely was chasing down insects on two legs

A painting that imagines what a living Mukupirna nambensis and its surrounding environment would have looked like some 25 million years ago near Lake Pinpa, Australia.

Cool Finds

300-Pound, Wombat-Like Creature Once Roamed Australia

Paleontologists describe a new species of extinct Australian marsupial that is most closely related to modern wombats but was the size of a black bear

A fossilized Mussaurus egg that was the subject of one of two new studies documenting soft-shelled eggs at the time of the dinosaurs. Mussaurus was a long-necked, plant-eating dinosaur that grew to 20 feet in length and lived in modern-day Argentina between 227 and 208.5 million years ago.

New Research

First Soft-Shelled Dinosaur Egg Fossils Found

Twin discoveries reveal that some ancient reptiles laid soft-shelled eggs, challenging long-held assumptions in paleontology

A great white shark pictured off the coast of Mexico in 2006

Prehistoric Great White Shark Nursery Discovered in Chile

Young sharks grew up here millions of years ago, scientists say

An artist's rendering shows the armored dinosaur Borealopelta markmitchelli eating ferns, which new research shows made up the majority of its diet.

New Research

Exquisitely Preserved ‘Mona Lisa’ of Dinosaur Fossils Reveals Prehistoric Creature’s Last Meal

Fossil plant matter found in the gut of the exquisitely preserved herbivore reveals its diet and even the season of its death

Artist impression of Allosaurus

Carnivorous Dinosaurs Like Allosaurus Were Cannibals

Tooth-marked bones show that huge flesh-eaters had no qualms about chomping their own kind when times got tough

An artist’s rendering of what an elaphrosaur may have looked like.

Rare ‘Light-Footed’ Dinosaur Discovered in Australia for the First Time

A single vertebra spotted by a dig volunteer was identified as a strange, slender-necked dinosaur called an elaphrosaur

An artist's reconstruction of Spinosaurus, showing a paddle-like tail that would have helped it swim.

Groundbreaking Fossil Suggests Spinosaurus Is First Known Swimming Dinosaur

Its paddle-like tail, unearthed in Morocco, suggests the Cretaceous carnivore ventured into the water to hunt

Stromatolites at Lake Thetis, Western Australia

Why It’s So Difficult to Find Earth’s Earliest Life

Debate over Earth’s oldest fossils fuels the search for our deepest origins

An artist’s depiction of Gunakadeit joseeae

215-Million-Year-Old, Sharp-Nosed Sea Creature Was Among the Last of Its Kind

Researchers gave the marine reptile the genus name Gunakadeit in honor of a sea monster from Tlingit oral history

Mulleriblattina bowangi, a cockroach that lived in caves during the Cretaceous

Oldest Known Cave-Dwellers Are 99-Million-Year-Old Cockroaches

The pale-bodied pests belong to a family that’s still around today

An artist's impression of a pterosaur trying and failing to snag a cephalopod from the ocean

Pterosaur Tooth Found in Rare Ancient Squid Fossil

A tooth embedded in prehistoric cephalopod offers a glimpse into predator-prey interactions from 150 million years ago

An artist's illustration of Allosaurus jimmadseni, a newly described species of Jurassic carnivore

Newly Described Meat-Eating Dinosaur Dominated During the Jurassic Period

The new species is the oldest Allosaurus described yet and was a top predator of its time

A fossil of Parioscorpio venator, a 437-million-year-old scorpion that resembles modern species.

World’s Oldest Scorpions May Have Moved From Sea to Land 437 Million Years Ago

A pair of pristinely preserved fossils suggest scorpions have looked mostly the same since they first crawled onto land

To 17th-century scholars, it made perfect sense that fossils on mountain sides and deep in the ground had been left there in the wake of the biblical flood (above The Subsiding of the Waters of the Deluge by Thomas Cole, 1829).

Why This 18th-Century Naturalist Believed He’d Discovered an Eyewitness to the Biblical Flood

Smithsonian paleontologist Hans Sues recounts a colossal tale of mistaken identity

An artist's illustration of juvenile Tyrannosaurus rex, which were more fleet-footed than their adult counterparts

Teenage T. Rex Fossils Reveal Haphazard Growth Spurts

A new study reaffirms that two debated dinosaur fossils named Jane and Petey weren’t a separate species

These are ten of the biggest strides made by scientists in the last ten years.

The Top Ten Scientific Discoveries of the Decade

Breakthroughs include measuring the true nature of the universe, finding new species of human ancestors, and unlocking new ways to fight disease

Short-finned pilot whale, Globicephala macrorhynchus, underwater off Isla San Marcos, Baja California Sur, Mexico.

Ancient Whale Fossil Helps Detail How the Mammals Took From Land to Sea

A 39-million-year-old whale with floppy feet, which may not have been very good for walking, helps illuminate the massive animals’ transition to the oceans

Artist‘s reconstruction of Mesophthirus engeli of elder development stage feeding on the dinosaur feathers from mid-Cretaceous amber.

Lice-Filled Dinosaur Feathers Found Trapped in 100-Million-Year-Old Amber

Prehistoric insects that resemble modern lice infested animals as early as the mid-Cretaceous, living and evolving along with dinosaurs and early birds

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

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