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Are some facial expressions universal across cultures?
Facial expressions can be tough enough, but what happens when you add cultural differences into the mix? Find out if universal facial expressions exist.
Will you die if you never sleep?
health.howstuffworks.com/mental-health/sleep/basics/die-if-never-sleep.htm
Sleep deprivation can have many side effects, but is death one of them? Find out if you can die if you never sleep at HowStuffWorks.
What's the most allergenic ingredient in skin cleansers?
health.howstuffworks.com/skin-care/cleansing/products/allergenic-ingredient-skin-cleansers.htm
Do you know what the most allergenic ingredient in skin cleansers is? Find out about allergenic ingredients in skin cleansers and how to avoid them.
Do tornadoes really avoid cities?
science.howstuffworks.com/nature/natural-disasters/do-tornadoes-avoid-cities.htm
Are you safer from tornadoes if you live in a city? Would Dorothy have ended up in Oz if she lived in New York rather than Kansas? Let's separate fact from fiction.
Can reading 'Harry Potter' make you less prejudiced?
entertainment.howstuffworks.com/arts/literature/can-reading-harry-potter-make-less-prejudiced.htm
'Harry Potter' is about more than wands and wizards. Learn whether reading 'Harry Potter' can make you less prejudiced at HowStuffworks.
Why is it bad luck to say certain words while fishing at sea?
people.howstuffworks.com/why-is-it-bad-luck-to-say-certain-words-while-fishing-at-sea.htm
Sailors are a superstitious lot, and that extends to words. Learn why it's bad luck to say certain words while on the high seas at HowStuffWorks.
Walking Under a Ladder: What's Behind This Superstition?
people.howstuffworks.com/why-is-walking-under-ladder-unlucky.htm
There are numerous superstitions that we unthinkingly adhere to, such as walking under a ladder. But why is it supposed to be so unlucky?
How rare are double rainbows?
science.howstuffworks.com/nature/climate-weather/atmospheric/double-rainbows-rare.htm
A double rainbow, man! Just the sight of one can send us babbling into happiness. And why not? Rainbows are beautiful. And two rainbows at the same time? Even better. But just how rare are these colorful arcs?
How much dirt do I eat in a year?
health.howstuffworks.com/wellness/food-nutrition/facts/how-much-dirt-eat-year.htm
How much dirt do I eat in a year? More than you might think. Can dirt help keep us healthy? Find out at HowStuffWorks.
What in the World Is a 'Shoey'?
people.howstuffworks.com/culture-traditions/cultural-traditions/shoey.htm
Harry Styles drank from his shoe onstage in Perth, Australia. Why in the world would he do that?