Everyday Myths

There are certain aspects of everyday science that we think of as fact, but in reality may be pure urban legend. In this section, you can learn about some of the everyday science myths you may encounter.

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You know you can't believe everything you see or hear. But between the misinformation on the Internet and our natural propensity to believe what we're told, it can be hard to tell fact from fiction. Here are 10 ways to avoid being conned.

By Patrick J. Kiger

Leap years only come around once every four years. So, why are they so rare and who decided we need them anyway?

By Marianne Spoon

Some malarkey is so believable that it's turned many of us into inadvertent purveyors of hogwash. What are 10 bits of malarkey that tend to slip through the "hey, wait a minute" filter?

By Julia Layton

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Einstein showed us a mind-blowing way the universe works, while Max Planck and his gang showed us how particles on the atomic and subatomic levels work. But one doesn't explain the other. So there must be a larger theory encompassing them ... or not?

By Kate Kershner

Matches work by combining flammable chemicals with heat from friction. Learn whether you can light a match with sandpaper in this article.

By HowStuffWorks.com Contributors

Picture the smells of a warm, sunny day in July. To your left, a neighbor is barbecuing. To your right, someone has put a warm apple pie on the windowsill to cool down. Smells great, right? So how does sunshine factor into all of this?

By Kate Kershner

From tropical islands to arctic tundra, we humans appear capable of living just about anywhere. But do different groups of people fare better in certain types of climates, or are we just really good at adapting to the environment around us?

By Kate Kershner

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For decades, moms have been threatening that if you don't eat your crust, your hair will fall out, fall limp or somehow fall incorrectly. What's the deal with bread crusts and hairstyles?

By Colleen Cancio

If you've ever been to a slumber party, you know the drill. Place your fingers under someone's body, chant "Light as a feather ... stiff as a board ..."and they'll magically rise up into the air. Is this old trick a true ghostly phenomenon?

By Debra Ronca

Walking down a city sidewalk, you protect your valuables and weave through crowds. Should you also beware of falling pennies?

By Laurie L. Dove

Chicago has long been known as "The Windy City." It's a pretty cool nickname, but does it live up to it?

By Kate Kershner

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Rainy, dreary, Seattle, right? Everyone says it's the rainiest city in the United States. However, Seattleites are keeping a secret from you. Find out if their rainy reputation is real — or if the rumor's all wet.

By Kate Kershner

Summertime fashion — light in weight and light in color. Are these pastel colors a designer's choice? Or do light colors actually keep you cooler, as some say? Read to find out if you should ditch the goth wardrobe this summer.

By Kate Kershner

Of all the cosmetic problems to worry about waking up to — dark under-eye circles, a blemish on your nose, new stubble on your chin — a headful of white hair ranks pretty low on your list. Should you be more concerned?

By Laurie L. Dove

We all eat things we probably shouldn't, and that's OK from time to time. But there are some foods that are such nutrition bombs that even occasional indulgence isn't exactly wise.

By Maria Trimarchi

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Most of us are accustomed to watching 2-D films with flat images. But when we put on 3-D glasses, we see a world that has depth. We can imagine existing in such a world because we live in one. What about another dimension altogether?

By Molly Edmonds & Desiree Bowie

You're talking with a group of people when, with no apparent warning, everyone stops talking. Is it just an awkward silence or a pregnant pause? Or is this silence something more?

By William Harris

When you're a kid, this frightening rumor burns through the playground like wildfire. After all, what could be worse than your own eyes exploding out of your head? But does it have any truth to it?

By Amy Hunter

Though they're indispensable to any construction project, nails have a nasty habit of getting hammered into thumbs and puncturing tires. Is a rusty nail even more dangerous?

By Molly Edmonds

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We've yet to find intelligent life outside of planet Earth. But instead of space, should we be looking right here but in other dimensions?

By Diana Brown

A surprising percentage of Americans believe that Big Pharma is hiding the cure for cancer because there's a lot of money to be made treating the disease. Experts explain why this isn't true.

By Dave Roos

You've heard this bit of hair care advice before, but is it true?

By Kristen Hall-Geisler

Whether you call it a contrast shower, a Scottish shower or a James Bond shower, it's guaranteed to wake you up. Here's why people are trying it.

By Kristen Hall-Geisler

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From plane crashes and deaths to sports superstitions and hexagrams, many people believe that the number 23 possesses magical properties.

By Patrick J. Kiger

CERN's work has been groundbreaking to say the least, but conspiracy theories run rampant about the potential disasters it could cause, too.

By Diana Brown