University of Bristol: What Were the Dinosaurs, and How Did They Live?

In museums, dinosaurs tower over all other animals. A larger-than-life installment of the "Eons" video series explains some of the theories about the size of dinosaurs. It presents the evidence for each theory and discusses the unknowns...

What do dinosaurs and modern birds have in common? More than you may think. See how scientists figured out the evolutionary relationship between these seemingly disparate animals. Additionally, discover how and why the feather evolved...

The Big Bang Theory is more than a television show. Pupils read how Edwin Hubble observed other galaxies and noticed that the galaxies are moving away from each other. Scholars learn about the idea of the big bang and what happened next...

This dinosaur site, containing eight different sections, includes topics such as: 101 crazy theories about dinosaur extinction, the pattern and timing of extinction, evidence for late cretaceous climatic change, gradual extinction and...

Jellyfish range in size, species, hunting habits, and venom secretions. But one thing most all jellyfish have in common is their ability to survive and flourish in our oceans since before dinosaurs. Watch the video and find out just how...

Flashy animation, superb narrative, and a touch of bad-hair-day humor explain the nature of chiral molecules in this five-minute feature. Viewers find out how chemist Jacobus Van't Hoff proposed that some saturated carbon molecules are...

To look at the evolution of modern bird feathers, we must start a long time ago, with the dinosaurs from whence they came. Carl Zimmer explores the stages of evolution and how even the reasons for feathers have evolved over millions of...

Tooth be told, your class is gonna love this video! Science scholars look beyond simple cell types and enter the world of teeth. The narrator describes how we think teeth evolved to their present form, how form dictates function, and how...

Follow the human migration with this gallery that allows you to observe how our ancestors lived and gathered food.

This Evolution Web feature explores how evidence can support a variety of hypotheses surrounding the mystery behind the extinction of the dinosaurs.