It isn't hard to imagine the world full of dinosaurs, even though these extinct animals haven't walked the earth for millions of years. Learn all about dinosaurs, including early dinosaur discoveries, dinosaur fossils, and dinosaur extinction.
Meet Archaeopteryx, a Feathered Dino With Wings and Teeth
Stegosaurus: Body Like a Bus, Tiny Little Brain
Allosaurus Was a Massive 'Flesh Grazer' and Possible Cannibal
Utahraptor: The Salty Saga of a Killer Dinosaur
Nigersaurus: The 'Mesozoic Cow' With More Than 500 Teeth
T. Rex Didn't Kiss and Tell, But May Have Had Lips
Tyrannosaurus Rex Was the Tyrant Lizard King
Ankylosaurus: A Tank-like Herbivore With a Killer Club Tail
Determining the biggest dinosaur is a tricky process. Dinosaurs are extinct, so scientists can't simply go out and measure the world's biggest dinosaurs.
By Sascha Bos
Scientists generally agree that dinosaurs sported colorful, feather-like plumage. So do moviemakers lack imagination, or do audiences?
By Chris Opfer
The colossal footprints of an herbivorous dinosaur found in western Australia might belong to the biggest dinosaur ever.
Spiclypeus shipporum was a dinosaur that roamed Montana 76 million years ago, and its unique horn structures set it apart from other horned dinos.
Nature is one big interconnected system. Learn how flowers and dinosaurs helped the dung beetle appear on the planet.
The new dino discovery of Timurlengia euotica in Uzbekistan shows that Tyrannosaurus rex ancestors evolved smarts before they got large and took charge.
It isn't hard to imagine this scene even though dinosaurs haven't walked the earth for millions of years. Dinosaurs have captured our imaginations. These dinosaur articles have been written to lead you into the exciting world of dinosaur research and back to the "Age of Dinosaurs."
Interest in dinosaurs soared to new heights in the 1990s, thanks largely to the blockbuster film Jurassic Park. So too did dinosaur discoveries. Since 1990, more than 100 new dinosaur genera have been described and named. Learn more about recent dinosaur discoveries.
Types of dinosaurs include the lizard-hipped dinosaurs and the bird-hipped divisions of dinosaurs. Both of these types of dinosaurs probably shared a common ancestor during the Middle Triassic. How else are these dinosaurs related?