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What Was the Very First Toothbrush?
history.howstuffworks.com/historical-events/what-was-very-first-toothbrush.htm
The first recognizable toothbrush arose in the 15th century. Read a short history of the humble toothbrush at HowStuffWorks Now.
Each Year Spiders Eat Millions of Tons of Food More Than Humans
animals.howstuffworks.com/arachnids/spiders-eat-millions-tons-food-more-humans-annually.htm
Spiders not only eat more meat than humans every year, they also spend a lot of time getting eaten themselves.
Venomous vs. Poisonous: Is There a Difference?
animals.howstuffworks.com/animal-facts/difference-venomous-poisonous.htm
Venomous and poisonous mean very different things and are often used incorrectly. We'll clear up the confusion.
How to Answer 'Tell Me About Yourself'
money.howstuffworks.com/business/getting-a-job/how-to-answer-tell-me-about-yourself.htm
You hear this vague directive in all different circumstances. Here's how to nail it every time you're asked.
Do a Person's Fingerprints Change After Death?
science.howstuffworks.com/do-persons-fingerprints-change-after-death.htm
Our fingerprints serve to definitively identify us forever, right? But do they? How long do fingerprints remain usable as identification after we are dead?
No More Sweet Tooth? Science Turns Off Sugar Cravings in Mice
Could manipulating the human brain's desire for sweet foods lead to new weight control methods and better treatments for eating disorders?
How do they test casino dice?
entertainment.howstuffworks.com/how-do-they-test-casino-dice.htm
The craps table is always a casino hot spot, but how can you be sure the game's legit? Learn more about casino dice testing 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 Mosquitoes Went Extinct?
science.howstuffworks.com/science-vs-myth/what-if/what-if-mosquitoes-went-extinct.htm
Imagine going outside in the summer and not being eaten alive by mosquitoes. Yeah, no mosquitoes! Well, don't celebrate just yet, because a world with no mosquitoes might have a radically different food chain.