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Zinc: Should it be in your face cream?
health.howstuffworks.com/skin-care/moisturizing/products/zinc-should-it-be-in-your-face-cream-.htm
An important nutrient for your skin, zinc is great to have in your face cream. Learn all the wonderful ways zinc in your face cream benefits your skin.
Can't Open That Childproof Bottle? Ask an Amazing Octopus
animals.howstuffworks.com/marine-life/cant-open-that-childproof-bottle-ask-an-amazing-octopus.htm
Octopuses are amazingly intelligent animals with nine brains. Learn more about octopus intelligence at HowStuffWorks Now.
NASA's InSight Mission Detects Its First Marsquake
science.howstuffworks.com/nasas-insight-detects-marsquake.htm
NASA Insight Mission detects its first marsquake, confirming the planet is seismically active. HowStuffWorks looks at the science of the discovery.
Tax Notice vs. IRS Audit
money.howstuffworks.com/personal-finance/personal-income-taxes/tax-notice-vs-irs-audit.htm
That IRS letter in your mail box may not be so bad. Find out about the differences between an IRS notice and an audit. Learn more at HowStuffWorks.
What are the Nazca lines?
science.howstuffworks.com/science-vs-myth/unexplained-phenomena/nazca-lines.htm
Long before crop circles captured the world's imagination, a Peruvian culture called the Nazca went about creating a series of intricate lines -- sometimes in the shapes of animals -- on the desert floor. But how'd they do it -- and why?
How the Graphene Blood Pressure Tattoo Will Change Monitoring
Continuous monitoring of blood pressure instead of the static reading of the cuff is a medical holy grail; the graphene tattoo will provide it.
What Is the Real Number System?
science.howstuffworks.com/math-concepts/real-numbers.htm
Real numbers are the opposite of imaginary numbers and include every number you can think of.
Why Do Bubbles Pop?
science.howstuffworks.com/why-do-bubbles-pop.htm
All bubbles pop - that's a fact of life. But what's the science behind the short life and inevitable pop of a bubble?
Wood Roach vs. Cockroach: Which Are You Dealing With?
animals.howstuffworks.com/insects/wood-roach-vs-cockroach.htm
Spotting a roach can trigger immediate alarm but not all roaches are the same. While wood roaches might startle you, they aren't the same threat as German or American cockroaches.
Do Female Cats Spray? Yes, Urine Marking Crosses Sexes
animals.howstuffworks.com/pets/do-female-cats-spray.htm
If you've ever come home to find a small, smelly surprise on your wall, you might be wondering, do female cats spray?