BrainStuff Classics: Why Can It Be Painf...

In the 1970s, Jerry Lawson was instrumental in creating the first cartridge-based video game console and the first digital joystick -- and he did it as one of the only Black engineers in Silicon Valley at that time. Learn about Lawson and the Fairchild Channel F in this episode o ... Show More

Glass windows are as solid as the materials that surround them, yet they let light through. Learn the physics of why glass can be so transparent -- and why it took humans thousands of years to create totally clear glass -- in this episode of BrainStuff, based on this article: htt ... Show More

Although some driving skills can deteriorate with age, experienced drivers tend to be the safest drivers. To an extent. Learn when and how experts think drivers should be retested in this classic episode of BrainStuff, based on this article: https://auto.howstuffworks.com/car-dri ... Show More

As you may have already noticed, if you bite aluminum foil, the strange sensation of heat or pain in your teeth is quite unpleasant. This is due to the contact between the aluminum and the metals that make up the fillings in some teeth. If you feel a tingling sensation when bitin ... Show More

For about 175 years people have been huffing nitrous oxide for everything from vision quests to anesthetic to get plain old high. And after all that time we are only now beginning to understand how it works on our brains. Get the scoop in this classic episode. Learn more about yo ... Show More

Your gut – not your spare tire, but your digestive tract – is deceptively smart. Not only does it handle processing food and nutrients, but the hundreds of trillions of bacteria that live in your gut may actually be telling your brain what to do too. Learn more about your ad-choi ... Show More

If you think going to the dentist now is not fun, just wait until you hear about what they did in the Middle Ages.  Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information. 

Magnetic resonance imagining, or MRI, is a noninvasive technique used to diagnose everything from torn ligaments to tumors. But how does it work? Tune in and find out in this episode of TechStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystu ... Show More

One of the oldest medical procedures in human history is also one of the riskiest. For thousands of years humans carried a type of proto brain surgery where a hole would be cut into the skull. And they were pretty good at it too. Learn more about your ad-choices at https://www.ih ... Show More

How do scientists retrieve ice core samples? What can we learn from them? Joe McCormick joins the show to talk about really cool historical records. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information. 

Researchers have noticed that as incidence of anger increases so too has teeth grinding, known clinically as bruxism. That’s a problem because when people grind their teeth, especially when they’re sleeping, they can wear them down to nubs. Learn more about your ad-choices at htt ... Show More

Fluoride is a common additive in toothpaste and the water supply of some countries. It's purportedly good for dental health, but some evidence suggests that it's actually harmful. Discover the dark side of fluoride in this podcast from HowStuffWorks.com. Learn more about your ad- ... Show More

What tech is used in body modification? Why is Kevin Warwick sometimes called a cyborg? Can grinders give themselves extrasensory powers? Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.