Dinosaurs
Fossil Site May Capture the Dinosaur-Killing Impact, but It’s Only the Beginning of the Story
The Tanis site in North Dakota contains evidence of the asteroid impact that killed off the dinosaurs
Earth's Largest River Delta Was the Size of Alaska
The Triassic Snadd delta between Norway and Russia lasted millions of years and was likely a biodiversity hotspot
International Expedition Will Excavate the Dino-Rich 'Jurassic Mile'
More than 100 paleontologists are heading to the fossil-filled Morrison Formation
Meet Scotty, the Largest and Longest-Lived T. Rex Ever Found
The dinosaur weighed an estimated 19,555 pounds and likely lived into its early 30s
First-Ever Fossilized Mother Bird Found With Unlaid Egg
The rare 110-million-year-old bits of shell shine light on the reproduction during the age of dinosaurs
New Dinosaur Species Found in Australia Reveals a ‘Lost World’
<i>Galleonosaurus dorisae</i> thrived in the now-vanished Australia-Antarctica rift
Meet T. Rex's Teeny Cousin Whose Name Means 'Impending Doom'
A newly discovered tyrannosauroid provides insight into the 70 million year gap in North American tyrannosaur evolutionary records
Meet the Dinosaur With the Heart-Shaped Tail Bone
The newly discovered long-neck dino could help scientists figure out why some dinosaurs grew to be so large
Prehistoric Crocodile Cousin Crushed the Bones of Its Prey Long Before T. Rex
Fossilized feces filled with bone reveal the feeding habits of an ancient predator
Scientists Model How Prehistoric Shark Cut Through Prey With 'Scissor Jaws'
The 330-million-year-old species <i>Edestus</i> had one of the most unique bites in natural history
New Prehistoric Shark Species Discovered Alongside Sue the T. Rex
The teeth of <i>Galagadon nordquistae</i> were discovered in the rock that once surrounded the famous <i>T. rex</i> skeleton.
Scientists Used a Robot to Study How Prehistoric Lizards Walked
OroBOT, a robot version of an ancestor to the dinosaurs, is helping fill in some gaps in the evolution of walking
Armored Dinosaurs Kept Cool With a Labyrinth of Nasal Canals
A fluid dynamics study suggests the large and intricate passages in ankylosaurs' skulls were a great way to cool off in the Cretaceous
Trove of Well-Preserved Dinosaur Footprints Unearthed Along Sussex Coast
Researchers discovered more than 85 fossilized footprints left by at least seven prehistoric species
We Still Don’t Know Why the Reign of the Dinosaurs Ended
The asteroid strike on the Yucatán Peninsula 66 million years ago is only part of the story
The Ten Best Science Books of 2018
These titles explore the wide-ranging implications of new discoveries and experiments, while grounding them in historical context
Like Whales and Dolphins, Prehistoric 'Fish Lizards' Kept Warm With Blubber
A new analysis of a pristine ichthyosaur fossil reveals that the prehistoric marine reptile had a layer of insulating fatty tissue
Early Mammals Were Thought to Be Small and Unseen in the Age of Dinosaurs. An Elephant-Sized Fossil Complicates That Story
At a time when proto-mammals and other creatures were getting smaller, this dicynodont bulked up with the thunder lizards
Weasel-Like Fossils Reveal Evolutionary Clues of the First Mammals
A protomammal known as <i>Kayentatherium</i> was discovered with 38 babies in 185-million-year-old rock
This Dino-Era Bird Was as Advanced as Modern Species. So Why Did It Disappear?
An enantiornithine fossil found in the western U.S. sat in storage for 25 years before it was officially described
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