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DNA Tattoos: I've Got You Into My Skin

people.howstuffworks.com/culture-traditions/body-art/biogenic-tattoos.htm

If you want to tattoo DNA into your skin, there is now a safe method for doing it. HowStuffWorks takes a look at biogenetic tattooing.

New Study Shows Cannabis Boosts Memory in Older Mice

science.howstuffworks.com/life/inside-the-mind/human-brain/new-study-shows-cannabis-boosts-memory-older-mice.htm

Researchers have shown that THC in marijuana alters the structure of the brains in older mice to be more like brains of younger mice. Could the same be true for humans?

Another Strike Against the Black Jelly Bean

health.howstuffworks.com/wellness/food-nutrition/facts/another-strike-black-jelly-bean.htm

Eating great amounts of licorice can be a secondary cause of hypertension. Learn more at HowStuffWorks.

Denatured Alcohol: Great for Your Camp Stove, Not Your Margarita

science.howstuffworks.com/denatured-alcohol.htm

Denatured alcohol is useful for lots of things, but drinking definitely isn't one of them.

Why Won't My Eye Stop Twitching?

health.howstuffworks.com/human-body/systems/eye/why-wont-my-eye-stop-twitching.htm

The eye twitching that's driving you crazy - it can be caused by lots of things. HowStuffWorks looks at them; don't worry, most are harmless.

Quick Tips: Can carrying an umbrella protect your skin?

health.howstuffworks.com/skin-care/daily/tips/quick-tips-can-carrying-an-umbrella-protect-your-skin-.htm

Ladies once carried parasols, or decorative umbrellas, to protect their skin from the sun. Do umbrellas still provide the skin protection they once did?

What's the Difference Between Liquor and Liqueur?

recipes.howstuffworks.com/difference-between-liquor-and-liqueur.htm

Liquor and liqueur are spelled so similarly, it's easy to confuse them for being the same. But they're not. So how are they different?

Can Cats Eat Grapes? Nope, and They Can't Have Raisins Either

animals.howstuffworks.com/pets/can-cats-eat-grapes.htm

Grapes might seem like a healthy snack for humans, but can cats eat grapes safely? The answer is no.

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