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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 Hurricanes Work
science.howstuffworks.com/nature/natural-disasters/hurricane.htm
How often have you watched a weather forecaster point to a spiral-shaped cloudy mass with a sense of dread and fascination? What fuels these ferocious storms?
How Brake Failure Works
auto.howstuffworks.com/auto-parts/brakes/brake-problems/brake-failure.htm
Brake failure is an extremely dangerous occurrence, though it is rare for regular cars. Learn all about brake failure at HowStuffWorks.
10 Tips for Developing Raw Land
home.howstuffworks.com/real-estate/buying-home/10-tips-for-developing-raw-land.htm
Do you know the top 10 tips for developing raw land? Find out the 10 tips for developing raw land in this article from HowStuffWorks.
Did the Mayan civilization end because of climate change?
science.howstuffworks.com/environmental/green-science/climate-change-end-mayan-civilization.htm
Over the years, many theories have been advanced about why the once-mighty Mayan civilization fell. But a newer one is getting attention: Was it because of climate change?
How Drought Works
science.howstuffworks.com/nature/natural-disasters/drought.htm
What happens when the rains cease and water levels dry up precipitously? Everything from abundant grasses to apex predators suffers the consequences.
How Kubb Works
entertainment.howstuffworks.com/backyard-fun-games/kubb.htm
Kubb is often called Viking chess, though its origins aren't clear. Find out how to play this popular yard game -- Viking trash talk optional.
10 Green Lawns Without a Blade of Grass
home.howstuffworks.com/10-green-lawns-without-a-blade-of-grass.htm
Grass isn't necessary for your lawn to be green. Learn about ten green lawns without a blade of grass.
10 Completely Wrong Sayings About Animals
animals.howstuffworks.com/animal-facts/10-wrong-sayings-animals.htm
Ever been told you're as stubborn as a mule or blind as a bat? It might have been an unintended compliment. Many common sayings about animals are really off the mark.
Can You Name All These British Landmarks?
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Can you tell the difference between the gorgeous old church where Princess Diana was married and the gorgeous old church where Will and Kate wed? Take our quiz to see how many of these British landmarks you can name!