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Pros and Cons of Fluoride
health.howstuffworks.com/wellness/oral-care/procedures/fluoride.htm
Fluoride is added to water in efforts to prevent tooth decay, but many question fluoridation's safety and success. Learn about fluoride in water.
The Amygdala: Gatekeeper of Human Fear
health.howstuffworks.com/human-body/systems/nervous-system/amygdala.htm
HowStuffWorks takes a look at the amygdala, how it works and whether people can live without one.
There's a Rhino-shaped Cave in Washington State
science.howstuffworks.com/environmental/earth/geology/rhino-shaped-cave.htm
It's perhaps one of the strangest fossils ever discovered. We'll explain how it came to be 15 million years ago, and how hikers found it in the '30s.
The Cold-blooded Assassination of Outlaw Jesse James
history.howstuffworks.com/historical-figures/jesse-james.htm
How did Jesse James really die and who killed him? HowStuffWorks looks into the story of one of the Wild West's most famous outlaws.
How to Stay Warm in Your Freezing-cold Office
health.howstuffworks.com/wellness/preventive-care/stay-warm-in-cold-office.htm
HowStuffWorks looks at some creative ways to stay warm when your office is cold, like self-heating pet pads, kids gloves and stadium blankets.
Cash for Teeth: The Legend of the Tooth Fairy
history.howstuffworks.com/history-vs-myth/tooth-fairy.htm
HowStuffWorks looks at the origins of the tooth fairy.
Botflies Are Nasty Parasites That Get Under Your Skin
animals.howstuffworks.com/insects/botfly.htm
If you've never seen a botfly, it looks rather harmless. Until it lays its eggs inside a living host. HowStuffWorks talks about when things get gross.
Do You Know Enough About Aviation To Be A Pilot?
play.howstuffworks.com/quiz/you-get-2735-this-aviation-quiz-you-could-pilot-a-747
Look up in the sky, it's a bird, it's a plane ... it's you! Finally, you're flying your own F-16 above the treetops. Do you think you can pass this general aviation quiz and become a real pilot?
Can Viruses Make You Smell More Attractive to Mosquitoes?
health.howstuffworks.com/diseases-conditions/infectious/viruses-change-scent-mosquitoes-news.htm
Viruses can alter a person's body odor to make it more attractive to mosquitoes, leading to more bites, which, in turn, allow a virus to spread.
6 Facts About How Bees Learn, Think and Make Decisions
animals.howstuffworks.com/insects/bee-facts.htm
Bees can learn, make decisions and have a sense of smell 100 times more sensitive than ours. Here are some cool facts about bees.