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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 to Install Gas Logs
home.howstuffworks.com/home-improvement/heating-and-cooling/how-to-install-gas-logs.htm
You've purchased some gas logs and are now wondering how to install them. Learn about how to install gas logs in this article.
Mudskipper Robot Helps Show How Vertebrates Evolved to Walk on Land
science.howstuffworks.com/mudskipper-robot-vertebrate-locomotion.htm
A robot to simulate mudskipper locomotion gives scientists a look into the success of the first land vertebrate ancestors, and points to our future on other planets.
What are the Nazca lines?
science.howstuffworks.com/science-vs-myth/unexplained-phenomena/nazca-lines.htm
Long before crop circles captured the world's imagination, a Peruvian culture called the Nazca went about creating a series of intricate lines -- sometimes in the shapes of animals -- on the desert floor. But how'd they do it -- and why?
How to Resurface Your Kitchen Cabinets
home.howstuffworks.com/home-improvement/repair/kitchen-cabinet-resurfacing.htm
Kitchen cabinet resurfacing is a great way to spruce up your kitchen on the cheap. Find kitchen cabinet resurfacing tips and learn the process.
What is this bumpy stuff on my ceiling that looks like popcorn or cottage cheese?
home.howstuffworks.com/home-improvement/home-diy/projects/question256.htm
What is this bumpy stuff on my ceiling that looks like popcorn or cottage cheese?
When should you use silt soil?
home.howstuffworks.com/when-should-i-use-silt-soil.htm
One of the chief benefits of using silt soil is that it's able to be compacted easily. You can learn more about when you should use silt soil from reading this article.
How to Paint Galvanized Metal
home.howstuffworks.com/home-improvement/home-diy/painting/how-to-paint-galvanized-metal.htm
Paint doesn't adhere to galvanized metal. But that doesn't that mean it's impossible to paint the stuff. We'll give you step-by-step instructions how to paint galvanized metal so it never peels.
How do you use a spindle sander?
home.howstuffworks.com/spindle-sander.htm
Using a spindle sander will add a smooth finish to your projects. Learn more about how to use a spindle sander from this article.
6 Types of Sharks Every Selachimorphaphile Should Know
animals.howstuffworks.com/marine-life/types-of-sharks.htm
If you're afraid of sharks, stop reading now, because we're about to get in deep with six types of sharks. Learn more about these fascinating fish - big and small, solid and patterned, sluggish and speedy.