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How RFID Works
electronics.howstuffworks.com/gadgets/high-tech-gadgets/rfid.htm
RFID is a tracking system that uses intelligent bar codes to track items in a store. Learn more about RFID and find out how smart labels work.
10 Innovations in Water Purification
science.howstuffworks.com/environmental/green-tech/sustainable/10-innovations-water-purification.htm
As far back as 1500 B.C.E., people were trying to purify water to make it drinkable. And we're still at it. Today inventors use tools as simple as clay and as sophisticated as carbon nanotubes to bring clean water to the world.
How the Digestive System Works
health.howstuffworks.com/human-body/systems/digestive/digestive-system.htm
The digestive system absorbs and transports all the nutrients your body needs. Learn more about the digestive system.
How SpaceShipOne Works
science.howstuffworks.com/spaceshipone.htm
It's launch time for the first privately funded space flight. In the course of battle for the X Prize, a group called Scaled Composites has built and tested SpaceShipOne, a sub-orbital spacecraft intended to carry tourists on the ride of their life. Learn all about the craft.
10 Myths About Body Fat
health.howstuffworks.com/mental-health/human-nature/health-myths/10-body-fat-myths.htm
Myths about body fat abound. Get the scoop on some of the most common misconceptions with these 10 myths about body fat.
Electric vs. Gas Stove: Which Is Really More Efficient?
home.howstuffworks.com/gas-vs-electric-stoves.htm
When you're whipping up your famous paella, the thought of saving money and energy probably isn't at the front of your mind. Yet you could be saving money every single time you cook --if you have an energy-efficient stove.
10 Intriguing Facts About Elon Musk
electronics.howstuffworks.com/future-tech/10-intriguing-facts-about-elon-musk.htm
The super-intelligent South African isn't just one of the richest and most creative people on Earth, he's also a forward-thinking futurist with a penchant for controversy.
How to Keep Your Bathroom Smelling Fresh
home.howstuffworks.com/household-hints-tips/how-to-keep-your-bathroom-smelling-fresh.htm
Let's face it: Bathrooms are going to smell. But there's good news, too. There are a number of things you can do to keep your bathroom smelling fresh and clean.
10 Cool Tools
home.howstuffworks.com/10-cool-tools.htm
Unlike the hammers and chisels collecting cobwebs in garages everywhere, these high-tech tools have worked on everything from revolving water slides to boxing robots.
Are Dinosaurs Real? What We Know About the Extinct Creatures
science.howstuffworks.com/environmental/earth/geology/dinosaur.htm
Are dinosaurs real? Most people don't have to travel too far to answer that question in the affirmative with some kind of exhibit displaying dinosaur fossils. Or simply look at any bird you can see outside your home.