Evolution & Origins of Life

What Did Humans Eat Before They Discovered Fire?

How Does Gene Flow Affect Biodiversity?

What Is a Kronosaurus? Facts About the Giant Marine Reptile

What Adaptations Do Peppered Moths Have?

Are Lions Closer to Dogs or Cats?

What Is a Reproductive Barrier in Biology?

How Does the Fossil Record Suggest Common Ancestry?

Is Evolution a Fixed Process or a Random One?

What Animal Has Evolved the Most?

What Is the Smallest Biological Unit That Can Evolve?

Can Cats Breed With Raccoons? The Science Explained

What Is Tiktaalik? The Fishapod That Walked on Land

Where Did Everything Come From? A Scientific Origin Story

What Animals Are Actually Dinosaurs?

What Is a Shared Derived Characteristic?

What Did Pteranodon Eat? Evidence of a Fishy Diet

Were Dinosaurs Warm-Blooded or Cold-Blooded?

What Was Body Hair Used for in the Past?

What Is Frequency Dependent Selection?

Can a Cardinal and a Blue Jay Mate?