Flies on a bus, space elevators, and other brain benders!

If you love big thoughts, this is the episode for you. We’ll ponder what would happen if a fly flew into the window of a moving bus. Would it have to keep flying forward to avoid crashing into the back window? Or could it just hover inside the bus? Plus we’ll unpack one of the most important ideas in science, the Theory of General Relativity. You’ll learn how creative thinking helped Albert Einstein change the world and get a little creative yourself guessing an all-new Mystery Sound!This episode was sponsored by:Liquid I.V. (LiquidIV.com - Use code BRAINS at checkout to receive 20% off anything you order when you order.)Buy A Toyota (BuyAToyota.com - Explore Toyota SUVs.)*****Do you have your Smarty Pass yet?? Get yours today for just $4/month (or $36/year) and get bonus episodes every month, and ad-free versions of every episode of Brains On, Smash Boom Best, Moment of Um, and Forever Ago. Visit www.smartypass.org to get your Smarty Pass today!