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Is there a blood test for depression?
health.howstuffworks.com/mental-health/depression/questions/is-there-a-blood-test-for-depression.htm
Depression is difficult to diagnose, but blood testing could prove useful in the future. Learn more about depression blood tests at HowStuffWorks.
Does a ring around the moon mean rain is coming soon?
We humans have figured out a lot of strange ways to measure the weather. A cricket's chirps can tell us the temperature. The open scales on a pinecone signal a dry spell. But can a ring around the moon really predict rainy days ahead?
Can you get a staph infection from a tattoo?
health.howstuffworks.com/skin-care/beauty/skin-and-lifestyle/can-get-staph-infection-from-tattoo.htm
Scabbing and itching are normal signs of a healing tattoo. Swelling isn't. Learn to recognize the signs of an infected tattoo at HowStuffWorks.
Was Isaac Newton Really Hit in the Head With an Apple?
history.howstuffworks.com/history-vs-myth/isaac-newton-apple.htm
The story of Newton discovering gravity by getting hit in the head with an apple is a classic. Is there any truth to it? Find out at HowStuffWorks.
How dangerous are knife-throwing acts?
entertainment.howstuffworks.com/arts/circus-arts/knife-throwing-acts-dangerous.htm
Knife throwing is very dangerous. But there are strategies that a knife-thrower uses to keep an act as safe as possible. Learn more at HowStuffWorks.
What's the world's longest-running circus?
entertainment.howstuffworks.com/arts/circus-arts/longest-running-circus.htm
Which is the world's longest-running circus? It depends on who you ask. Find out the longest-running one at HowStuffWorks.
Is your foot really the same length as your arm from wrist to elbow?
health.howstuffworks.com/human-body/parts/foot-same-length-as-arm-from-wrist-to-elbow.htm
Is your foot really the same length as your arm from wrist to elbow? Find out with a little help from Da Vinci at HowStuffWorks.
The Adrenal Gland
health.howstuffworks.com/human-body/systems/endocrine/the-adrenal-gland.htm
The adrenal gland is of primary importance to help prevent and treat chronic disease. Learn about maintaining the health of the adrenal gland.
What does gravity have to do with the big bang?
science.howstuffworks.com/innovation/science-questions/gravity-big-bang.htm
Gravity and it's relationship to the big bang are explained in this article. Learn about the relationship between gravity and the big bang.
Spotify Playlists Have Gone to the Dogs ... and Cats ... and Hamsters
animals.howstuffworks.com/animal-facts/spotify-pet-playlists.htm
Spotify now has custom playlists for your furry friends (and your favorite iguanas, too). HowStuffWorks gets on board with this 'pawfect' idea.