BrainStuff

How Were Squeaky Floors Used for Security?

In Japan during the 1600s, some wealthy households installed purposefully squeaky floors as an alarm system. Learn how nightingale floors work 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.

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.