Real vanilla is much more expensive than synthetic vanilla. Learn about the delicate orchid that vanilla comes from and why most vanilla flavoring is synthetic in this episode of BrainStuff. Learn more about your ad-choices at <a href="https://www.iheartpodcastnetwork.com">https://www.iheartpodcastnetwork.com</a>See <a href="https://omnystudio.com/listener">omnystudio.com/listener</a> for privacy information.

Will the Fires That Made Centralia a Ghost Town Ever Go Out?

Whether the topic is popcorn or particle physics, you can count on BrainStuff to explore -- and explain -- the everyday science in the world around us.