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How to Make 'Magic' Sand
lifestyle.howstuffworks.com/crafts/science-projects/make-kinetic-sand.htm
If you've already made slime at home, take the next step and try making "magic" sand. It's fun, easy, educational and even therapeutic.
How Do Cat Years Work? It's Not a Linear Ratio
animals.howstuffworks.com/pets/how-do-cat-years-work.htm
You don't need a cat to have wondered, how do cat years work? Unlike dog years, which are often mistakenly described as a simple 7-to-1 scale, cats age more dynamically.
How Antimatter Spacecraft Will Work
science.howstuffworks.com/antimatter.htm
Antimatter has the ability to store incredible amounts of energy in a very small space. See how it will work.
How Light Propulsion Will Work
science.howstuffworks.com/light-propulsion.htm
Like many new technologies, light propulsion was originally conceived as a tool of war and national defense. But the "Star Wars" missile defense system may eventually send rockets, rather than missile-destroying lasers, into space.
How Black Holes Work
science.howstuffworks.com/dictionary/astronomy-terms/black-hole.htm
A black hole occurs when a massive star dies -- its enormous mass implodes and becomes so heavy that it bends space. So how do astronomers detect something that they can't see?
Can humans hear in space?
science.howstuffworks.com/humans-hear-in-space.htm
To hear in space involves several variables, including sound movement and environmental medium. Learn if humans hear in space.
Why Do Some People Believe the Moon Landings Were a Hoax?
science.howstuffworks.com/moon-landing-hoax.htm
The moon landings were all part of a highly elaborate hoax, according to some conspiracy theorists. Learn about the moon landings and hoax theories.
Will the Hayflick limit keep us from living forever?
science.howstuffworks.com/life/genetic/hayflick-limit.htm
With the discovery of the Hayflick limit, we know that cells could divide forever without dying. So can humans live forever? Explore the Hayflick limit.
Can I go without a refrigerator?
home.howstuffworks.com/go-without-refrigerator.htm
Trying to go without a refrigerator is explored in this article from HowStuffWorks. Learn about going without a refrigerator.
Can money buy happiness?
science.howstuffworks.com/life/can-money-buy-happiness.htm
Can money buy happiness? Find out if money can buy happiness at HowStuffWorks.