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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.
10 Worst Nor'easters of All Time
science.howstuffworks.com/nature/climate-weather/storms/10-worst-nor-easters.htm
What makes a nor'easter different from your run-of-the-mill winter storm? And which ones have done the most damage?
10 Amazing Car Security Systems
Today's modern car security systems run the gamut. Learn about 10 amazing car security systems to protect your vehicle.
How Does a VPN Work?
computer.howstuffworks.com/vpn.htm
Virtual private networks (or VPNs) give people a way to secure their communications using internet pathways. Find out how remote users can use VPNs.
How Biofilm Works
science.howstuffworks.com/life/cellular-microscopic/biofilm.htm
Biofilms form when single microorganisms attach to a hydrated surface and undergo a "lifestyle switch." Learn about biofilms in this article.
10 Wildly Wrong Animal Stereotypes
animals.howstuffworks.com/animal-facts/10-wildly-wrong-animal-stereotypes.htm
Most animals are known for certain personality traits but are they rooted in any accuracy? Learn more about wrong animal stereotypes at HowStuffWorks.
10 Plausible Sports Conspiracy Theories
people.howstuffworks.com/10-plausible-sports-conspiracy-theories.htm
Sports conspiracy theories often arise when a favorite team loses due to questionable circumstances. See 10 sports conspiracy theories to learn more.
10 Completely Unrealistic Moments in Television ERs
Emergency rooms on TV are fraught with drama and tension. But they aren't always accurate representation. See 10 unrealistic TV ER moments to learn more.
10 Forms of Online Harassment
computer.howstuffworks.com/10-forms-online-harassment.htm
Online harassment seems to know no bounds, with new opportunities for meanness evolving all the time. Learn about 10 types of online harassment.
10 Amazing Things Dogs Can Sense
animals.howstuffworks.com/pets/10-amazing-things-dogs-can-sense.htm
Dogs have great senses and are insightful, intuitive creatures. See 10 amazing things dogs can sense to learn more.