Evolution & Origins of Life

Directional vs. Disruptive Selection: How Populations Change

How Does Comparative Anatomy Support Evolution?

What Animals Lived During the Jurassic Period?

What Is the Oldest Fossil Ever Found?

How Smart Are Humans Compared to Animals?

How Long Has Grass Been Around? An Evolutionary Timeline

What Is Inclusive Fitness Theory?

The Evolution of the Orca: From Land to Apex Predator

The Evolution of the Whale Shark: From Ancestry to Gigantism

How Long Have Jellyfish Lived on Earth?