Stuff You Should Know

Since the 1960s, the Pentagon has called for a suit that can make a soldier jump higher, run faster longer and generally be a badder dude. It's only now that the materials needed are coming of age. Listen in to learn the state of exoskeleton technology. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

You probably can recite five right now. Commercial jingles are designed to hijack your working memory and implant a product or service and they really work. Learn about the history of these insidious and catchy advertising vehicles with Chuck and Josh. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Bossing a lion around in front of a crowd at a circus has been an attraction for 200 years, but exactly how lion tamers get their captive wild animals to comply has evolved over time. Take a peek in the jaws of this odd profession with Josh and Chuck. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Delve into the mysteries of black holes, from their formation in stellar life cycles to their intriguing spaghettification effect. Discover why these cosmic giants remain unseen, relying on indirect detection techniques like gravitational lensing. Learn about different types of black holes, including the staggering differences between stellar and supermassive varieties. The conversation also tackles the nature of singularities, time dilation effects, and the tantalizing speculations on wormholes and the unknown structure inside black holes.

Sure it's everywhere and there's a more-than-90-percent chance you eat it once a month. But we'll bet you don't know the full history of that pizza (or tomato pie) you're about to chow down on. Join Chuck and Josh as they explain it to you, bite by bite. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Discover the devastating rate of rainforest destruction and the alarming prediction that rainforests may be gone in 40 years. Learn about the diversity of species in the Amazon rainforest and the significant role of insects. Explore the importance of rainforests and the Adopt-A-Sloth program. Find out about the podcast's collaboration with a nonprofit and their desire for an award nomination.

The podcast explores the chemistry of fire, including tragic hotel fires, the combustion of fuel, and a funny alarm clock story.

Sure, Chuck and Josh have discussed it before, but it's worth revisiting: Running moonshine led to the creation of NASCAR. Chuck and Josh aren't even NASCAR fans and they think that's cool. Join them as the investigate moonshine runnin'. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Explore the history and challenges of subway construction worldwide. Learn about interesting features like preserved turn-of-the-century stations and catacombs full of human bones. Discover the role of the geometry train in ensuring track alignment and safety. Delve into the diverse aspects of subways, from their use as World War shelters to the lives of underground residents. Finally, enjoy a casual conversation about making pancakes for dinner and engaging with listeners.

There's a secret war going on around us, and it's happening on a daily basis. The Air Force recently launched a new unit specifically designed to carry out and defend against cyberwar. Go deep into this new and alarming type of war with Josh and Chuck. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.