See more videos by Jon Perry

at Stated Casually and Stated Clearly

What is life?

What is the simplest known life form?

What if I swapped DNA with a cat?

Can we clone a dinosaur?

What is a Creationist?

How much wood would a woodchuck chuck if a woodchuck could chuck wood?

Why do dogs pee on stuff?

Why are whales so big?

Could Mermaids Evolve?

How old should kids be before learning evolution?

Why did whales return to the ocean?

Will animals adapt to climate change?

Why do pugs have flat faces?

What mutations give dogs flat faces?

Why do panda bears love to play in snow?

What is Lamarckian Evolution, AKA Lamarckism?

How do new blood vessels evolve?

Did Humans Evolve Directly From Neanderthals?

Phylogenesis vs Anagenesis in Evolution

Human Extinction?

Can a species devolve or de-evolve?

Did the Coelacanth stop evolving?

What is Gain-of-Function research?