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How Menstruation Works
health.howstuffworks.com/wellness/women/general/menstruation.htm
Menstruation the female reproductive cycle that makes eggs available for fertilization. Learn about menstruation and menstrual cycles at HowStuffWorks.
Do Epsom salt soaks really relieve pain?
Will an Epsom salt bath ease your aches, or is that just an old wives' tale? Find out if Epsom salt soaks relieve pain at HowStuffWorks.
What's Your Best Quality?
play.howstuffworks.com/quiz/whats-your-best-quality
Before you get put on the spot at a job interview or on a date, it's important to know your best quality. It's not easy to step back and see it for yourself, and that's why we're here to point it out! Which one makes you shine? Don't worry - we'll tell you.
Do you need to take a pet greyhound on runs?
animals.howstuffworks.com/pets/do-i-need-to-take-pet-greyhound-on-runs.htm
Greyhound's have superior speed, but they're lazier than you think. Learn if you need to take your pet greyhound on runs at HowStuffWorks.
What Kind of Power Are You?
play.howstuffworks.com/quiz/what-kind-of-power-are-you
They say knowledge will give you power, but character gives you respect. If you're a bit of a character already, why don't we just give you the knowledge of what power you are? Take the quiz and see!
Can We Guess What Inner Demon Haunts You?
play.howstuffworks.com/quiz/can-we-guess-what-inner-demon-haunts-you
Life seemed so much easier in those old-timey cartoons, with a little angel on one shoulder and a little demon on the other. In real life, those demons are deep down inside of you. Can we guess which one plagues you? Take the quiz!
Were U.S. Interstates Really Designed as Runways?
science.howstuffworks.com/engineering/civil/were-u-s-interstates-really-designed-as-runways.htm
Is 1 mile out of 5 on U.S. interstates really supposed to be straight so that planes can land on them in an emergency? Find out the truth about this long-held urban legend.
Convergent Evolution: When a Good Idea Moves Between Species
science.howstuffworks.com/life/evolution/convergent-evolution.htm
Organisms not related to each other can develop similar physical attributes without even exchanging notes.
Is North Korea Equipped to Attack the United States?
science.howstuffworks.com/north-korea-threat.htm
The Kim Jong Un regime continues to demonstrate its desire to threaten the U.S. and its allies with nuclear-armed ICBMs. But can any of these missiles actually reach the U.S. mainland?
Dinosaur Encyclopedia
animals.howstuffworks.com/dinosaurs/dinosaurs.htm
Dinosaurs have captured our imaginations and these articles will lead you into the world of dinosaur research and back to the age of dinosaurs.