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How Asteroids Work
science.howstuffworks.com/dictionary/astronomy-terms/asteroid.htm
What exactly are asteroids? And what was the NEAR Shoemaker mission about?
Why Is Ayn Rand Still So Popular Today?
history.howstuffworks.com/historical-figures/why-is-ayn-rand-so-popular-today.htm
Part-Time Genius podcast examines why Ayn Rand is still such a political rock star.
How did dinosaurs leave tracks in solid stone?
science.howstuffworks.com/environmental/earth/geology/stone-dinosaur-track.htm
How did dinosaurs leave tracks in solid stone? They walked in soil that became sedimentary rock. Learn how did dinosaurs leave tracks in solid stone?
Garden Types
home.howstuffworks.com/gardening/garden-design/garden-types-1.htm
Just because you're interested in gardening, doesn't mean that you have to stick to the classic floral plot. There are many different kinds including rock, rose, and water gardens. Learn about the different garden types.
Rockfoil
home.howstuffworks.com/rockfoil.htm
Rockfoil will grow in gritty soil and produces small flowers. In this article, learn about planting, growing, propagating, and using rockfoil.
How Artificial Geothermal Energy Works
Artificial geothermal energy is made by adding water to naturally hot rocks. Learn about artificial geothermal energy.
How to Make Toys
entertainment.howstuffworks.com/how-to-make-toys.htm
Learn how to make children's toys, from play dough to rocking horses and sandboxes, with clear instructions and illustrations.
How Thermochromic Ink Works
electronics.howstuffworks.com/gadgets/other-gadgets/thermochromic-ink.htm
Thermochromatic ink is temperature-sensitive and once rocked the '70s. Find out how thermochromatic ink works.
No One Knows What Caused a Massive 1908 Explosion in Siberia
Theories surrounding the source of the Tunguska blast that rocked the Siberian region in 1908 abound. But the exact cause is still a mystery.
Is there really a face on Mars?
science.howstuffworks.com/face-on-mars.htm
The face on Mars stunned observers in the 1970s. Learn if this formation is the colossus of a human face or simply an interesting rock formation.