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7 Secret Caves We'd Love to See Inside
science.howstuffworks.com/environmental/earth/geology/secret-caves.htm
There are caves all over the world, but some are in places that are hard to explore - hidden by rocks, ruins or even under ice. We've found seven secret caves you probably never knew existed.
Can I Pass a Drug Test With Someone Else's Urine?
health.howstuffworks.com/wellness/drugs-alcohol/pass-drug-test-someone-elses-urine.htm
Can labs tell whether your pee is your own or someone else's? HowStuffWorks looks at the extreme efforts people make to pass drug tests.
Scientists Make History by Growing Plants in Soil From Moon
science.howstuffworks.com/plants-grown-moon-soil-news.htm
University of Florida scientists used lunar soil collected during Apollo 11, 12 and 17 missions to successfully grow plants from seed. It's a first in human history and could help future space colonists grow food on the moon.
Can dentists use non-fluoride toothpaste?
health.howstuffworks.com/wellness/oral-care/procedures/can-dentists-use-non-fluoride-toothpaste.htm
Can dentists use fluoride-free toothpaste when you are getting treatments? Find out if dentists can use fluoride-free toothpaste.
Should you wait to eat after brushing your teeth?
health.howstuffworks.com/wellness/oral-care/products/wait-to-eat-after-brushing-teeth.htm
Should you wait to eat after brushing your teeth? Do food and drinks counteract the cavity-fighting and enamel-protecting benefits of toothpaste? Find out.
How to Keep Your Jack-o'-lantern From Rotting
people.howstuffworks.com/culture-traditions/holidays-halloween/pumpkin-rot-prevention.htm
Follow these tips to ensure your pumpkin carvings last to the end of the month so you don't have saggy jack-o'-lanterns on Halloween night.
What Are the Hardest Words to Spell in the English Language?
people.howstuffworks.com/hardest-words-to-spell.htm
Many people struggle with learning the English language because there are so many nuanced spellings and usages for different words that don't conform to logical patterns. The hardest words to spell don't always have to be the longest but often contain minor differences from common speech patterns.
What is The Difference Between the Skin On Your Face and Your Body?
Skin on your face and skin on your body are very different. Learn how they vary and the best ways to get healthy skin on your face and your body
Why Are People With Trypophobia Horrified By Holes?
health.howstuffworks.com/mental-health/anxiety/trypophobia.htm
Trypophobia is the fear - or more like disgust - of closely packed holes. But is it a real phobia and how can it be treated?
Why Anti-anxiety Drug Phenibut Is So Controversial
health.howstuffworks.com/wellness/drugs-alcohol/phenibut.htm
Phenibut is sold in Russia as an anti-anxiety drug and online as a brain booster. But it's not licensed as medication in many countries because of its side effects.