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Does Turkey Make You Sleepy?
science.howstuffworks.com/innovation/edible-innovations/question519.htm
Is there something in turkey that makes you sleepy? Learn why sleepiness is common after Thanksgiving dinner and how the amino acid tryptophan works.
How Solitary Confinement Works
people.howstuffworks.com/solitary-confinement.htm
The U.S. has thousands of prisoners in solitary confinement. But experts are now saying it does more harm than good. Learn more at HowStuffWorks.
Why can colloidal silver turn your skin blue?
health.howstuffworks.com/skin-care/problems/medical/colloidal-silver-blue-skin.htm
Does colloidal silver cause blue skin? Learn about the condition called argyria and if colloidal silver creates blue skin.
Root Canal Procedure
health.howstuffworks.com/wellness/oral-care/procedures/root-canal-procedure.htm
Root canals are a dreaded dental procedure, but how many people really know what a root canal entails? Here, we break down the steps.
How Gene Doping Works
science.howstuffworks.com/life/genetic/gene-doping.htm
In gene doping, athletes would modify their genes to perform better in sports. Learn why gene doping isn't acceptable but gene therapy is.
Are Tasmanian Devils Fighting Their Way Out of Extinction?
animals.howstuffworks.com/mammals/tasmanian-devil-extinction.htm
Tasmanian devil extinction is a possibility; even at birth, their lives are fraught with survival hardships. Read about the cause of Tasmanian devil extinction.
10 Times Humanity Found the Answer (and Then Forgot)
history.howstuffworks.com/10-times-humanity-found-answer-and-then-forgot.htm
Could humanity be even farther ahead if we hadn't forgotten what we'd learned centuries ago? Learn about 10 times we forgot answers at HowStuffWorks.
Are any superstitions universal across cultures?
people.howstuffworks.com/superstitions-universal-across-cultures.htm
Are there any universal superstitions, or are they specific to certain cultures? Find out at HowStuffWorks.
Why do people yell 'Play 'Freebird'' at concerts?
people.howstuffworks.com/play-freebird.htm
Why do people yell 'Play 'Freebird'' at concerts? Read about the origins of the 'Free Bird' call at HowStuffWorks.
What is corneotherapy?
health.howstuffworks.com/skin-care/beauty/skin-treatments/corneotherapy.htm
The basic idea behind corneotherapy is that any problems apparent at the surface of the skin are caused by an immune response. See how corneotherapy works.