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How Sinkholes Work
science.howstuffworks.com/nature/natural-disasters/sinkhole.htm
Sinkholes are much more than holes in the ground. Learn how sinkholes can cause the Earth to swallow up you, your home and your car.
10 Surprising Things Animals Do With Their Babies
animals.howstuffworks.com/animal-facts/10-surprising-things-animals-do-with-babies.htm
Animals have some fascinating ways to rear offspring, and some of those practices prove shocking. Learn more about animal parenting at HowStuffWorks.
The 12 Most Aggressive Sharks
animals.howstuffworks.com/fish/sharks/most-dangerous-shark.htm
Dangerous sharks may not hunt humans, but if they took a sample bite, they could do some serious damage. Which 10 sharks make up the worst in the ocean?
The "How Smart Are You?" Quiz
play.howstuffworks.com/quiz/the-how-smart-are-you-quiz
It takes a true Jack or Jill of all trades to pass this tough general knowledge quiz that covers everything from geography to space. Are you up for the task?
Are climate skeptics right?
science.howstuffworks.com/environmental/green-science/climate-skeptic.htm
Climate skeptics believe that climate change is a natural process, rather than the work of man. Learn about different climate skeptic arguments.
How Light Pollution Works
science.howstuffworks.com/environmental/green-science/light-pollution.htm
Light pollution is explained in this article. Learn about light pollution.
How Oil Pulling Works
health.howstuffworks.com/wellness/preventive-care/oil-pulling.htm
Can swishing oil around in your mouth for 20 minutes net health benefits? Find out why some people swear by oil pulling.
How Stuttering Works
health.howstuffworks.com/mental-health/neurological-conditions/stuttering.htm
Stuttering is linked to a disconnection between language processing and motor function, but its cause is still unknown. Learn more at HowStuffWorks.
Can You Identify These Cool Cars From the '80s?
play.howstuffworks.com/quiz/can-you-identify-these-cool-cars-from-the-80s
From Lamborghini to Lotus or from Pontiac to Ford, the 1980s was an exciting time for several of the best automakers in history. Just how fast can you go from 0 to 40 correct answers on this quiz? Put the pedal to the metal and let's see what you're made of!
Do you need a prescription antiperspirant?
health.howstuffworks.com/skin-care/underarm-care/problems/prescription-antiperspirant.htm
Do you need a prescription antiperspirant? Read about prescription-strength antiperspirants and whether you should use one.