Dinosaurs

An artist's rendering of a feathered dinosuar in the snow. Feathers would have allowed dinosaurs, ancestors of birds, to trap their body heat in cold climates.

Some Dinosaurs Evolved to Be Warm-Blooded 180 Million Years Ago, Study Suggests

Researchers studied the geographic distribution of dinosaurs to draw conclusions about whether they could regulate their internal temperatures

A pterosaur cranium fossil is among the donated artifacts that will be on display and studied behind the scenes when the museum reopens in 2026.

More Than 1,000 Fossils, Including Rare Dinosaurs, Gifted to Brazil's National Museum Following Fire

The massive donation was made by Burkhard Pohl, a Swiss-German collector, as the museum works to replenish its collections after a devastating blaze in September 2018

Where do we get the seeds for seedless fruit?

Where Do We Get Seeds for Seedless Fruit? And More Questions From Our Readers

You’ve got questions. We’ve got experts

Close-up showing the Archaeopteryx fossil’s skull, neck, spine, rib cage and wing bones. The fossil will go on view at Chicago's Field Museum on May 7.

Chicago Museum Unveils the 'Most Important Fossil Ever Discovered': the Feathered Dinosaur Archaeopteryx

Archaeopteryx provided the missing link between dinosaurs and the avians of today, serving as critical evidence for Charles Darwin’s theory of evolution

Scientists are at odds about how intelligent T. rex was.

How Intelligent Was T. Rex? Scientists Suggest the Dinosaurs Were Like 'Smart, Giant Crocodiles'

A new paper refutes the idea that T. rex was as brainy as a baboon, furthering the debate on the extinct reptile's intellect

The tracks were found at site that was once a muddy river plain.

Paleontologists Discover Massive Dinosaur Tracks in China, Hinting at One of the Largest Known Raptors

The footprints, left behind by a 16-foot-long creature some 96 million years ago, represent the biggest raptor tracks ever found

The tracks are located west of Ouray, Colorado, in the San Juan Mountains.

You Can Visit the World's Largest Continuous Dinosaur Trackway, Now on Protected Public Land

In the Late Jurassic, a long-necked dinosaur made a 270-degree turn while walking in present-day Colorado—and left behind a rare treat for paleontologists

Wildflowers, spongy tundra grass and Brooks Range mountains emerge from the Arctic National Wildlife Refuge on Alaska's North Slope.

Alaska's Frigid North Slope Was Once a Lush, Wet, Dinosaur Hotspot, Fossils Reveal

Conditions north of the Arctic Circle, where dinosaurs roamed in abundance during the mid-Cretaceous, were warmer than today, with rainfall comparable to “modern-day Miami”

Paleontologists are still investigating what the carnivorous dinosaur Megalosaurus looked like.

Paleontologists Are Still Unraveling the Mystery of the First Dinosaur

Two hundred years after it was first named, scientists are just beginning to reveal the secrets of Megalosaurus

A Kronosaurus, one of the top predators in Cretaceous-era tropical oceans, prepares to feast on an ammonite.

Uncovering the Secrets of Colombia's Rich Fossil Deposits

Paleontologists are working hard to understand oceanic remains buried high in the Andes

Illustration of two Caudipteryx dinosaurs drinking from a river

Scientists Build a Robot Dinosaur to Probe the Mystery of Tiny Wings

Robopteryx—a makeshift dinosaur with training wheels—offers clues to the purpose of prehistoric proto-wings, which are too small to have powered flight

Paleontologists have recognized three related, parrot-like dinosaurs in the Hell Creek Formation. Eoneophron infernalis (top left) walks by MOR 752 (bottom left) and Anzu wyliei (right).

Newly Discovered, Parrot-Like Dinosaur Roamed North America Alongside T. Rex

While larger dinosaurs are comparatively well-known, finding smaller species paints a more complete picture of life before the mass extinction

An artist's rendering of the newly identified species, called Tyrannosaurus mcraeensis. The species may be the closest known relative of T. rex.

Fossils Reveal a Possible New Tyrannosaur Species, the Closest Relative of T. Rex

The remains, dug up in the 1980s, might shed light on T. rex's mysterious origins, according to a new paper

An illustration of Nanotyrannus attacking a juvenile T. rex

Decades-Long Debate on 'Teenage' Tyrannosaur Fossils Takes Another Turn

A new paper adds to evidence suggesting a group of disputed fossils, identified by many scientists as young T. rex, are actually another species

Advances in artificial intelligence and dinosaur discoveries were just some of the major science stories this year.

The Ten Most Significant Science Stories of 2023

From an asteroid sample that was delivered to Earth to a discovery about human migration from North America, these were the biggest moments of the year

Ten big dinosaur discoveries stood out in 2023.

The Top Ten Dinosaur Discoveries of 2023

From uncovering a tyrannosaur’s last meal to unlocking the secrets of a dino with a really long neck, these were the year’s biggest stories

A Gorgosaurus consumes its prey.

Amazing Fossil Preserves Teenage Tyrannosaur’s Last Meal

Stomach contents from a juvenile Gorgosaurus reveal it feasted on small, bird-like species 75 million years ago

Fossilized Trisauropodiscus tracks from more than 210 million years ago (marked with 4 cm scale) compared to modern bird tracks from March 2018 (marked with 3 cm scale)

Mysterious Creatures With Bird-Like Feet Made These Tracks Long Before Birds Evolved

The footprints pre-date the earliest known fossils of avian ancestors by roughly 60 million years, per a new study

Dust from the Chicxulub impact may have plunged the planet into a cold, dark winter and halted photosynthesis.

Dust May Have Triggered the Global Winter That Killed the Dinosaurs

A new study, based on modeling, suggests fine silicate particles could have blocked sunlight and shut down photosynthesis across the globe

Paleontologists unearthed the fossilized remains of three individuals, including a pair of nearly complete feet.

New 'Giant' Species of Long-Necked Dinosaur Discovered in Spain

The prehistoric creature, named Garumbatitan morellensis, may help paleontologists unravel the evolution of the plant-eating sauropods

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