Unusual "Sail-Backed" Dinosaur Roamed Spain 125 Million Years Ago
Dubbed morelladon, fossil remains of a medium-size dinosaur discovered near the town of Morella in Spain's Castellón province
Dinosaurs290 articles archived since 1845
Dinosaurs Evolved in a Startlingly Short Time
New fossil dates show beasts arose from their ancestors in half the time researchers previously thought
Support Dinosaur Research and Stop a Mammoth from Moping
A children's art-and-alphabet book is giving back to the field of research that inspired its creation.
An Ancient Nessie? Long-Neck Dinos Once Prowled Scottish Lagoon
Researchers made the discovery after noticing dinosaur footprints along the Isle of Skye's rocky coast—an area that was a lagoon during the Jurassic
![How Dinosaurs Got Their Start—and Met Their End [Video]](https://static.scientificamerican.com/sciam/cache/file/93CBBE6E-16DD-4FBF-87D85A18A0EB9974_agenda.jpg?w=275&h=154&fit=crop)
How Dinosaurs Got Their Start--and Met Their End [Video]
The only thing more remarkable than the ascent of these amazing beasts is their downfall
Did Dark Matter Kill the Dinosaurs? A Q&A with Author Lisa Randall
In her new book Randall probes the connections between seemingly unrelated phenomena in our universe
Dino's Tail Might Have Whipped It Good
Researchers built a physical model of the tail of the late Jurassic dinosaur Apatosaurus and found that its tail tip could have moved at supersonic speed to produce a whip-crack sound ...
Cute Furball Is Best-Preserved Mammal from Dinosaur Age
Chipmunk-sized critter with hedgehog-like spines lived 125 million years ago, leaving behind complete skeleton and soft tissues
Ancient Toothy Mammal Survived Dino Apocalypse
Hiding out in what is now New Mexico, beaver-like animal used specialized dentition to live on plants
When a PaleoArtist Doodles in the Margins
Our September SciArt Blitz is bringing you new science-inspired art every day this month, and of course we always enjoy featuring work from the rich ecosystem of paleoartists. When Emily Willoughby returned to class in the past couple of weeks, she did want most visual thinkers do: she doodled in her notebook...
Support PaleoArt with the Jurassic World Challenge
Dinosaurs are as electrifying to the public as they have ever been, and the revival of the the Jurassic Park movies with director Colin Trevorrow's Jurassic World is a lightning rod.&..
75-Million-Year-Old Dinosaur Soft Tissue Suggests Ancient Organic Preservation May Be Common
Researchers have found what appear to be collagen fibers and blood cells in unremarkable-looking fossils
![How I Dissected a <i>T. Rex</i> [Video]](https://static.scientificamerican.com/sciam/cache/file/69ED70AA-693E-46C8-B4C862DA75B077BA_agenda.jpg?w=275&h=154&fit=crop)
How I Dissected a T. Rex [Video]
Hint: it took chain saws, feathers and lots of latex, says vertebrate palaeontologist and evolutionary biologist Stephen Brusatte
Feathered Dinosaurs on Post-its
Sometimes, the pathway to a new idea becoming universally accepted requires a steady stream of little nudges, small pebbles thrown into the lake.
Yi qi Is Neat but Might Not Have Been the Black Screaming Dino-Dragon of Death
A couple of weeks ago I hatched a plan to write about all the neat new dinosaur-themed studies that had just appeared in print; I began by penning my thoughts on the Brontosaurus issue.
Bat-Winged Dinosaur Discovery Poses Flight Puzzle
A newly described tiny creature has forelimb bones thought to support aerofoil membranes
Meet the New Tyrannosaurs [Video]
Recent fossil discoveries fill in long-standing holes in Tyrannosaurus rex’s family tree
Tails Tell the Tale of Dinosaur Sex
Differences in the size and shape of tailbones offer a way to tell male and female fossils apart
The Brontosaurus Is Back
Decades after scientists decided that the famed dinosaur never actually existed, new research says the opposite
Fact or Fiction?: Dark Matter Killed the Dinosaurs
A new out-of-this-world theory links mass extinctions with exotic astrophysics and galactic architecture
