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Why Didn't Evolution Give Us the Ability to Smell Fresh Water?
science.howstuffworks.com/life/evolution/humans-smell-fresh-water-evolution.htm
You'd think being able to smell drinkable water would be an evolutionary advantage. But we can only smell things that suggest potable water. Why is that?
Did Quinoa Get Too Popular for Its Own Good?
recipes.howstuffworks.com/did-quinoa-get-too-popular-for-its-own-good.htm
HowStuffWorks looks at the popularity of quinoa and how it affected farmers who grew it in South America.
Sea Cucumber: Animal or Vegetable?
animals.howstuffworks.com/marine-life/sea-cucumber-animal-or-vegetable
What is a sea cucumber? HowStuffWorks looks at these strange sea creatures.
Can You Tell If a Sand Dollar Is Alive Before Taking It Off the Beach?
science.howstuffworks.com/environmental/conservation/issues/sand-dollars-off-beach.htm
Everyone loves foraging for seashells at the beach, but the true jackpot is finding a perfect unbroken sand dollar. However, taking one home may not be such a good idea.
Can You Finish These Famous SpongeBob Quotes?
play.howstuffworks.com/quiz/can-you-finish-these-famous-spongebob-quotes
Everyone's favorite yellow sponge has said some iconic things over the years. Can you finish all of these famous SpongeBob quotes? Let's find 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.
Why would there be no more fish in 40 years?
animals.howstuffworks.com/endangered-species/no-more-fish.htm
According to a study published in Friday's issue of the journal Science, there will be no seafood left to catch by 2048. Learn more about seafood at HowStuffWorks.
How to Make a Belt from an Altoids Tin
lifestyle.howstuffworks.com/crafts/recycled/belt-altoids-tin.htm
How to make a belt from an Altoids tin is explained in this article from HowStuffWorks. Find out how to make a belt from an Altoids tin.
Why Is Biodiversity Important for Ecosystems?
science.howstuffworks.com/environmental/conservation/issues/biodiversity-important.htm
Biodiversity means rainforests and reefs teeming with species right? There's more to it than that though. Genetic diversity has a big role to play, too. Just ask that cheetah cub.
5 Benefits of Body Wraps
health.howstuffworks.com/wellness/spa-health/5-benefits-of-body-wraps.htm
Body wraps are all the rage at spas these days -- but do they really work? Check out five benefits of body wraps in this article.