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Science / Dinosaurs

Predatory dinosaurs like Acrocanthosaurus perform a mating dance. Fossils indicating such a dance took place, possibly by this species, were described in 2016.

From Dinosaur Scratches to Insects in Amber, How Paleontologists Uncover Prehistoric Courtship

Researchers have found fossil evidence of varied creatures wooing and mating, as they continue to search for the telltale signs of dinosaurs copulating

A variety of tyrannosaurs roamed the planet before T. rex evolved.

Meet Ten Tyrannosaurs That Came Before T. Rex, From Small, Feathery Creatures to 30-Foot-Long Bone-Crushers

Everyone knows the famous tyrant lizard king, but its relatives amaze, too

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There's More to That

The Truth About the Sex Lives of Dinosaurs

Fossils are providing more and more clues about how dinosaurs attracted one another and reproduced, which contributed to their remarkable ability to populate much of the Earth

The Tyrannosaurus at Spain’s Jurassic Museum of Asturias offer a speculative take on how dinosaurs mated.

Everything You Want to Know About Dinosaur Sexual Anatomy and Reproduction, From Their Genitalia to How They Laid Eggs

Paleontologists continue to find fossils that help revise our understanding of how dinosaurs did it

Dinosaurs only started to live large after a mass extinction altered the planet in their favor.

How a Mass Extinction Driven by Ancient Volcanoes Led to the Age of the Dinosaurs

Roughly 201 million years ago, drastic changes extinguished many forms of life and led to conditions that allowed the terrible lizards to thrive

Early 20th-century paleontologists wondered whether the small arms of Tyrannosaurus rex were used for grasping when the dinosaurs mated.

Everything You Want to Know About the Sex Lives of Dinosaurs, From Scratching the Ground to Battling With Horns

By evaluating fossils, scientists are learning what creature features may have been used to attract mates and fight off sexual competitors

Paleontologists made discoveries about a wide variety of dinosaurs over the past 12 months.

The Top Ten Dinosaur Discoveries of 2024

From the realization that paleontologists still haven’t found the biggest dinosaurs to the unearthing of a small burrowing dino, the year has been marked by awe-inspiring finds

Dinosaurs of all shapes and sizes sported feathers.

Dinosaurs Evolved Feathers for Far More Than Flight

Fluff and fuzz helped the creatures keep warm, blend in and communicate

A reconstruction of Lokiceratops in the 78-million-year-old swamps of northern Montana—as two Probrachylophosaurus move past in the background.

Why Did Dinosaurs Have Horns? It May Not Have Been Simply for Defense

Triceratops and its relatives may have evolved the structures for fighting, impressing mates and more

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

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

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

An artist’s illustration of Quetzalcoatlus flying

How Pterosaurs Might Inform the Next Generation of Flight

After paleontologists cracked the secrets of the ancient flying reptiles, researchers are thinking about how to harness their methods

In the past decade, paleontologists have named several new dinosaur species and found that some previously discovered species belonged to their own groups.

How Many Dinosaurs Remain Undiscovered?

Paleontologists say more non-avian dinos are waiting to be uncovered than have previously been found

Iani smithi

New Beaked Dinosaur Species Found in Utah

The creature, dubbed Iani smithi, was identified from a 99-million-year-old fossil

Many of the reptiles that thrived during the Triassic were crocodile relatives that dinosaurs would later mimic through evolutionary happenstance, such as Postosuchus (back) and Desmatosuchus (front).

Dinosaurs Were Evolutionary Copycats of These Long-Lost Look-Alikes

Before T. rex and ankylosaurus ruled the Earth, a host of similar Triassic reptiles reigned

Adam Driver stars in the new movie 65.

What Earth Would Have Really Looked Like in Adam Driver’s ‘65’

If you were to travel back in time you’d find a mix of the familiar and strange on our planet

Tyrannosaur fossils show the animals squared off and bit each other in the face.

Busted and Broken Fossils Show How Dinosaurs Fought

From locking horns to biting each other in the face, this is how dinos of the same species battled

After the American Revolution, why did the colonies keep their British nobility namesakes?

Why Did the American Colonies Keep Their British Names After the Revolution?

You’ve got questions. We’ve got experts

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