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How Often Should You Wash Your Coffee Cup?
A simple rinse of the mug may not be enough to keep germs at bay.
Do Astronauts Need Sunscreen in Space?
science.howstuffworks.com/do-astronauts-need-sunscreen-in-space.htm
We know space is awash in ultraviolet radiation. So how are astronauts protected from all those UV rays?
How could a laser pointer take down a plane?
electronics.howstuffworks.com/gadgets/other-gadgets/could-a-laser-pointer-take-down-a-plane.htm
Is it just a myth that beaming a laser pointer at an airplane could cause a crash? Find out the answer and the science behind it at HowStuffWorks.
Did the Nazis invent the Volkswagen Beetle?
Did the Nazis invent the Volkswagen Beetle? Find out more about 'The People's Car' at HowStuffWorks.
Should you unplug your electronics during a thunderstorm?
science.howstuffworks.com/nature/climate-weather/storms/unplug-electronics-during-thunderstorm.htm
It would be nice if our electronic devices doubled as handy, lightning-proof talismans to ward off danger during a thunderstorm. Sadly, that sounds more like sorcery than science. In the meantime, maybe you should just leave them off and unplugged.
What If the Ozone Layer Disappeared?
science.howstuffworks.com/science-vs-myth/what-if/what-if-ozone-layer-disappeared.htm
It's a strange thing to think about, but have you ever wondered what would happen if the ozone layer suddenly wasn't there? Here's a hint: Getting a bad sunburn would be the least of your problems.
Why is it good luck to shake a chimney sweep's hand?
people.howstuffworks.com/why-is-it-good-luck-to-shake-chimney-sweeps-hand.htm
Hopefully, you're not a germaphobe, because things are about to get sooty. Learn why it's good luck to shake a chimney sweep's hand at HowStuffWorks.
Why did circuses have freak shows?
entertainment.howstuffworks.com/arts/circus-arts/why-circus-freak-shows.htm
You'd be hard-pressed to find a circus with a freak show nowadays. Find out why circuses had freak shows at HowStuffWorks.
The Ultimate Roller Coaster Quiz
play.howstuffworks.com/quiz/roller-coaster-quiz
Few thrills in life rival the sheer adrenaline rush of a roller coaster ride. If you're not getting on one now, make do with the ultimate roller-coaster quiz instead.
Do tornadoes really avoid mountains?
science.howstuffworks.com/nature/natural-disasters/do-tornadoes-avoid-mountains.htm
Every year during tornado season, we see devastating effects of twisters in flat regions. But what about mountains? Do tornadoes steer clear of mountainous landscapes?