Bill Nye shows Karlie Kloss around the Saves the World set

Gender expression is all about... - Bill Nye Saves the World

Mad Scientist Screenshot

Bill Nye: Bible doesn't tell Earth's true history

Unleash your inner nerd with Bill Nye

Why with Nye: Bill Nye and Juno the Solar-Powered Spacecraft

'Science Guy' Bill Nye Debates Lawmaker on Climate Change

Bill Nye to debate anti-evolution guy