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Can You Score 27/35 on This Difficult Animal Quiz?

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People are strange, and so are animals! There are some that are really weird, and then there are those you consider as ordinary, yet they have their own brand of strangeness in ways you didn't know. See if you can detect these quirky animal kingdom facts in this difficult animal quiz!

Sink Your Teeth Into Our Pop Culture Cannibalism Quiz

entertainment.howstuffworks.com/cannibalism-quiz.htm

Something to chew on: This quiz is all about people who ate people for our morbid amusement in movies, shows, and songs.

How the Mohs Scale Ranks Hardness

science.howstuffworks.com/environmental/earth/geology/mohs-hardness-scale.htm

The Mohs hardness scale is used by geologists and gemologists as a way to help identify minerals using a hardness test. How does it work?

The Pros and Cons of Shale Gas

science.howstuffworks.com/environmental/energy/pros-cons-shale-gas.htm

Under our toes, a wealth of gas exists that burns clean and could wean the U.S. off energy dependence. But getting to it is a bit tricky.

Forget the Toxins! Scent Your Home with Natural DIY Fragrance Stones

home.howstuffworks.com/green-living/forget-toxins-scent-home.htm

An easy to make gift with stuff you probably have in your kitchen right now. Learn more about scenting your home with natural DIY fragrance stones.

Half-Life Formula: Components and Applications

science.howstuffworks.com/half-life-formula.htm

In nuclear physics, the concept of half-life plays a crucial role in understanding the decay of radioactive substances. Scientists use the half-life formula in other disciplines to predict the rate of decay, as well as measure the age of ancient artifacts through carbon dating.

How to Make Homemade Dog Repellent

home.howstuffworks.com/how-to-make-homemade-dog-repellent.htm

Is your dog destroying your yard or garden? You can make an easy and safe repellent to help stop his antics. We'll tell you how.

The Yellow Sac Spider Surprisingly Doesn't Build a Web

animals.howstuffworks.com/arachnids/yellow-sac-spider.htm

The yellow sac spider is one of the most common spiders humans encounter, as they're often wandering indoors or hanging out in gardens. Scientists also believe they account for more human insect bites than any other spider.

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