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10 Scientific Breakthroughs We Literally Couldn't Live Without
You might argue we have scientists to thank for our own survival. What breakthroughs have kept the human race from dying out?
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 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.
10 Most Deceptive PR Campaigns in History
money.howstuffworks.com/10-deceptive-pr-campaigns-in-history.htm
Diamonds are rare? Not really. They became an engagement ring staple, thanks to a clever, if deceptive, public relations campaign.
10 Circus Safety Strategies the Audience Doesn't See
entertainment.howstuffworks.com/arts/circus-arts/10-circus-safety-strategies-audience-doesnt-see.htm
Circus performers' safety is a top priority. Learn about 10 circus safety strategies the audience doesn't see at HowStuffWorks.
10 Times It Has Rained Something Other Than Water
Frogs! Fish! Birds! A surprising number of things have rained down from the sky besides water. But how?
Causation vs. Correlation Explained With 10 Examples
science.howstuffworks.com/innovation/science-questions/10-correlations-that-are-not-causations.htm
If you step on a crack, you'll break your mother's back. Surely you know this jingle from childhood. It's a silly example of a correlation with no causation. But there are some real-world instances that we often hear, or maybe even tell?
How Cannibalism Works
people.howstuffworks.com/cannibalism.htm
Cannibalism is a topic that's widely misunderstood and feared -- especially in the Western world. Learn about cannibalism and ancient and modern practitioners.