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How Rocket-Propelled Grenades Work

Rocket-propelled grenades (RPGs) are an essential weapon in arsenals all over the world. It seems like just about every group of fighters, from huge armies to insurgent rebels, carries RPGs with them onto the battlefield. So what makes these weapons so ubiquitous?

Learn all about the technology and tactics behind RPGs.

Coming Tuesday: How the Atkins Diet Works

How March Madness Works
The insanity has officially arrived. Learn all about the NCAA basketball tournament and load up on little-known facts to impress your friends and family.
How Artificial Hearts Work
In the United States, there are tens of thousands of people waiting for a donor heart. Learn how artificial hearts could give them another option.
How the Aquada Works
Looking for a ride that will set you apart from the crowd? This sporty little number transforms into a speed boat at the touch of a button.
How M1 Tanks Work
According to the U.S. Army, these heavily armored, heavily armed land fighters are second to none. Take a look inside the world's preeminent tank.

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     ComputerStuff

     On Display - How LCDs Work

In a relatively short period of time, LCDs have crept from a fascinating novelty item to a technology standard. Today, they're showing up even in mid-range computer monitors, PDAs, and televisions.
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     AutoStuff

     Skid Stopper - How Anti-Lock Brakes Work

Stopping a car in a hurry on a slippery road can be tough. Many cars today are equipped with anti-lock brakes to make stopping safer. Learn how anti-lock brakes prevent skidding.

     ElectronicsStuff

     The Joys of Noise - How Amplifiers Work

It may seem like an audio add-on, but without an amplifier, you'd never be able to hear the music on your CDs (your neighbors might be happier, but would you?). Find out how amps pump it up to 11.
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     ScienceStuff

     The Straight Dope - How Semiconductors Work

Modern electronics are built around semiconductors. The process of creating this crucial material is pretty amazing. Learn all about silicon, doping, diodes, and how manufacturers create transistors and chips.
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     HomeStuff

     Glazed Expectations - How Krispy Kremes Work

How do they glaze so many doughnuts at once? What do they use to get the filling in? Are the doughnuts really always fresh? Check out a day in the life of a Krispy Kreme.
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     HealthStuff

     The Good, the Bad and the Blocking - How Cholesterol Works

Medical research shows that high levels of cholesterol are associated with heart disease, the nation's number one killer. One in five Americans has high cholesterol -- find out if you're at risk.
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     MoneyStuff

     In the Interest of Education - How 529 Plans Work

Go ahead -- guess how much a college degree is going to cost in 15 years. Chances are it's more than you think. But don't worry! Find out about the newest way to save.

     TravelStuff

     Tips of the Trade - How Tipping Works

Hairdressers, waiters, movers, skycaps, delivery people, parking attendants... Is there anybody out there we're not supposed to tip? Learn the who, when, where, why and how much of the gratuity trade.

     PeopleStuff

     True Story, I Swear - How Urban Legends Work

A good friend of mine was driving down the highway and he picked up this hitchhiker� How can the same story have happened to so many people�s good friend? See how the tales get started and how they make their way to you.


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