How do gasoline direct injection engines work?09/15/14
The latest improvement on the internal combustion engine is called gasoline direct injection. In this episode, Marshall explains how gasoline direct injection technology works -- and how soon we'll see it in production vehicles.
How do big city shell and three-card monte games work?
Shell games and three-card monte games are common sights in big cities, but did you know they're scams? Marshall explains the similar principles and tricks behind these "games" -- and why you can't win them -- in this episode.
What is Low-E glass?
Low-emissivity (Low-E) glass is a special, expensive type that blocks out ultraviolet and infrared light. This coated glass can help protect your furniture and improve the energy efficiency of your home, as Marshall Brain explains in this episode.
Where should I sit to get the best ride on a roller coaster?
Each roller coaster car is moved by the cars connected to it, which makes the experience of riding a rollercoaster a bit different in each car. Learn which seat on a roller coaster is best for you, based on science and your personal preferences.
Is it possible to rescue water-soaked electronics?
Is it possible to rescue an electronic device dunked in water? In this episode, Marshall recounts an unfortunate meeting between a GPS device and a dog's water bowl. Tune in to learn whether or not he was able to fix it.
Why do people choke under pressure?
Anyone who watched the Master's tournament knows that Rory McElroy famously choked under pressure -- but what exactly happened? In this podcast, Marshall explores the science behind choking in stressful or intimidating situations
How do bake and broil settings differ?
Kitchen ovens typically have two settings: bake and broil. What's the difference between the two? Explore the science behind baking and broiling in this podcast from HowStuffWorks.com.
How is olive oil made?
People across the planet love olive oil, and it's not hard to see why: This tasty liquid lends flavor to hundreds of dishes, and it's been used for thousands of years. But how does it get from the tree to the bottle? Tune in to find out.
How did the moon get there?
The moon has orbited over human civilization since the dawn of time, but it took us thousands of years to figure out how it actually got there. Tune in as Marshall Brain examines the formation of the moon.
How do calorie meters work?
It's easy to jump on an exercise machine and watch the calorie meter -- but how accurate are these meters? Learn more about calorie meters in this HowStuffWorks podcast
How does popcorn work?
Popcorn is a ubiquitous snack, but there's nothing commonplace about its creation. How does a kernel of corn become a puffed white treat? Find out in this podcast from HowStuffWorks.com.
How Cooking at High Altitudes Works
The boiling point of water decreases as altitude increases -- generally, this temperature decreases by one degree for every 540 feet of altitude. Learn more about cooking at high altitudes in this podcast from HowStuffWorks.
Why do cats have whiskers?
Cat whiskers, also known as "tactile hairs," are very different from a cat's regular body hair. In this episode, Marshall explains how these hairs are unique and what cats use them for.
How Color Blindness Works
Color blind individuals can suffer from an inability to differentiate between hues, and occasionally may not be able to see any colors at all. Learn more about color blindness in this HowStuffWorks podcast.
Why do limbs fall asleep?
Pressure on nerves can cause the nerves to stop sending impulses to the brain, causing limbs to fall asleep. Learn more about limbs falling asleep in this HowStuffWorks podcast.
Why do electric plugs have holes?
You might have noticed that plugs for electric appliances have two holes. There are three reasons for these apertures -- find out what they are in this podcast from HowStuffWorks.com.
What is the right way to remove a leech?
People have cooked up all sorts of ways to remove leeches over the years, but the simplest is still the most effective. Discover how to safely detach a leech using your hands in this podcast from HowStuffWorks.com.
What's the deal with milk?
Milk is often touted as a "miracle drink," full of restorative, nutritional properties. And there's some truth to this claim. Find out why mammal milk is called "the perfect food" in this podcast from HowStuffWorks.com.
How do one-way mirrors work?
One-way mirrors are ubiquitous in crime dramas, but how do they work? Discover the secret behind one-way mirrors in this episode of BrainStuff.
Why does lettuce stored in a bag stay fresh longer?
Many foods you'll find at the grocery store -- like lettuce, for example -- are stored in special plastic packaging called MAP that helps them stay fresh longer. Find out what MAP is, and how it keeps food fresh longer, in this episode of BrainStuff.
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