Watchdog groups that monitor prisons where torture is suspected rely on a handbook that describes prevalent forms of physical and psychological torture. What are they?
What is water boarding? | How the Rules of War Work

The Diamond synchrotron is a massive facility that houses a beam of light 10 billion times brighter than the sun. But is that all it does?
How Light Works | How Atoms Work

People often store water for emergencies, but you might be surprised to find out that water can go bad, just like fresh food can. How can you store it safely?
How Bottled Water Works | How to Find Water in the Wild

Many people might be surprised to learn that hanging, when carried out with modern techniques, can be one of the quickest and most painless ways to be executed.
How Brain Death Works | How Lethal Injection Works

The Hoover Dam, often called the eighth wonder of the world, holds back 10 trillion gallons of water. How much damage would be done if the dam broke?
How Hydropower Plants Work | How Water Works

In most computers, fans do a pretty good job of keeping components cool. But for people who want to use high-end hardware, liquid cooling can be a better solution.
How PCs Work | How Motherboards Work

Say goodbye to DVD as the top-of-the-line digital storage format -- it pales in comparison to Blu-ray. New blue-laser discs feature unbelievable storage capacity.
How DVDs Work | How HD-DVD Works

Every animal does it, some more so than others, and to this day the reasons are a mystery. Why do we sleep? What happens if we don't? How much sleep do we really need?
How Dreams Work | How Sleepwalking Works

We all have a mental vision of a knight: suit of armor, white horse, damsel in distress. But what were they really like? How did someone become a knight?
How Castles Work | How Duels Work

You may think you know what Tourette syndrome is, but throw out what you think you know. Tourette's patients are not constantly twitching and belting out obscenities.
How Your Brain Works | How Swearing Works

Marshall Brain, the original brain behind HowStuffWorks, discusses the GOCE mission, where humans came from and how to teach yourself a foreign language.
Daily Podcast: How Gym Fees Work