Deep in the back of your mind, you’ve always had the feeling that there’s something strange about reality. There is. Join Robert, Joe and Christian as they examine neurological quandaries, cosmic mysteries, evolutionary marvels and our transhuman future on Stuff To Blow Your Mind, a podcast from HowStuffWorks.com.

Sword of the Samurai

July 4, 201762 min
Appreciation for the katana cuts across cultures and genres, slicing into the hearts of history buffs, japanophiles, comic book fans and more. But what’s so special about the sword of the Samurai? In this episode of the Stuff to Blow Your Mind, Robert and Christian discuss the science of this most skillful blade, the grisly test for its sharpness and its importance in Japanese culture.Learn more about advertising on the HowStuffWorks podcasts at www.howstuffworks.com/advertisers.htmAnd to learn about your ad choices when listening to podcasts, visit https://www.howstuffworks.com/privacy.htm#ad-choices