Featured Article: Did dinosaurs have feathers?
Some people believe that dinosaurs were relatives of today's birds. But, you might ask, if that's so, why didn't they have feathers? Funny you should ask. See more »
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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.
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Articles 1-20 of 24
Can scientists clone dinosaurs?
The 1993 movie "Jurassic Park" did a good job of bringing the idea of cloning dinosaurs into popular culture. It portrayed dinosaur cloning in a way that made sense to a lot of people, but is it really possible?
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Could dinosaurs swim?
Scientists believe that water pressure kept many dinosaurs from swimming. But does that mean that none of these massive animals took a prehistoric skinny-dip?
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Did dinosaurs have feathers?
Some people believe that dinosaurs were relatives of today's birds. But, you might ask, if that's so, why didn't they have feathers? Funny you should ask.
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Dinosaur Quiz
Around 60 million years ago, something happened to wipe dinosaurs off the face of the Earth. These creatures dominated the landscape far longer than humans have been around, but many mysteries remain about their appearance, physiology and eventual extinction. So which of today's animals evolved from dinosaurs?
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How are fossil replicas made?
Sometimes dinosaur fossils are too large and heavy to display without damaging them. How are those enormous models built? And what makes them look so realistic?
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How did dinosaurs leave tracks in solid stone?
It's not a trick; before you are a number of reptilian footprints in the rock. They're dinosaur tracks, preserved for thousands of years. But how did they possibly get there?
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How did scientists find soft tissue in dinosaur fossils?
Everyone knows that once a bone has fossilized, it's hard as a rock, right? So how did scientists find soft tissue inside a broken dinosaur bone?
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How Dinosaurs Work
To see a dinosaur these days, you can visit any number of museums or traveling exhibits. But you don't necessarily have to leave your yard either.
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How do scientists know if dinosaur fossils are male or female?
When they discover dinosaur remains, how do scientists know whether they found a male or a female? Would you believe it all comes down to one bone?
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How do scientists know what's inside dinosaur eggs?
Dinosaur eggs and the embryos inside can teach us a lot about dinosaur reproduction and behavior. But how do scientists get the rocky embryos out from the equally rocky shells?
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Was Tyrannosaurus rex a predator or a scavenger?
Hollywood makes T. rex seem fast and agile, but some scientists think it was a scavenger, like a vulture. So which was it?
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Were dinosaurs the most successful animals on Earth?
When some people hear the word "dinosaur," they immediately think of outdated technology. Does that mean that the dinosaurs themselves were failures?
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What if the Chicxulub meteor had missed the Earth?
Many scientists believe that the impact from a massive asteroid was what killed off the dinosaurs. It's what started the Age of Mammals. But what if the asteroid had missed?
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What's so special about a dinosaur named Leonardo?
Ever since its discovery in 2000, a dinosaur fossil named Leonardo has held the interest of paleontologists the world over. A 3-D model of the animal even toured the world. So what's the big deal?
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Which of today's animals lived alongside dinosaurs?
We all know the cartoons of prehistoric people running from dinosaurs aren't realistic. But many animals living today have ancestors from that time.
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Dinosaur
Dinosaur, an extinct reptile that lived on land. Dinosaurs lived from about 230,000,000 to 65,000,000 years ago, during the Mesozoic Era.
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Dinosaur Bones
Dinosaur bones are all we have to study what these animals looked like and how they lived. Some of the most important dinosaur bones that paleontologists study come from the skull. Why is the skull so important?
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Dinosaur Discoveries
The oldest record of a fossil dinosaur bones discovery is in a Chinese book written between 265 and 317 A.D. Learn more about dinosaur discoveries and the places they were made in this article.
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Dinosaur Encyclopedia
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."
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Dinosaur Evolution
Dinosaur evolution looks at how dinosaurs developed and changed over the course of time. Paleontologists study the different types of dinosaurs and how they are related to each other. How else is dinosaur evolution studied?
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