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Red Heeler vs. Blue Heeler: Distinguishing Between Cattle Dogs
animals.howstuffworks.com/pets/red-heeler-vs-blue-heeler.htm
At first glance, the red heeler vs. blue heeler debate seems like a showdown between two different dog breeds. But here's the twist: Both are color variations of the same dog breed,the Australian Cattle Dog.
How Tuning Forks Work
science.howstuffworks.com/tuning-fork.htm
Pianos lose their tuning, guitars fall out of key -- even church organs need to be tuned every now and then. For centuries, the only sure-fire way to tell if an instrument was in tune was to use a tuning fork.
How Knife Throwing Works
entertainment.howstuffworks.com/arts/circus-arts/knife-throwing.htm
Knife throwing is a performance art and awesome pastime. Learn about the technique and history of knife throwing.
What to Expect After a Loved One Dies
health.howstuffworks.com/mental-health/coping/what-to-expect-after-a-loved-one-dies.htm
Learn about dealing with the loss of a loved one with tips from Discovery Health.
What is relativity?
science.howstuffworks.com/science-vs-myth/everyday-myths/what-is-relativity.htm
Relativity is the famous theory that was created by Albert Einstein. Learn about relativity in this article from HowStuffWorks.
What Are Imaginary Numbers?
science.howstuffworks.com/math-concepts/imaginary-numbers.htm
An imaginary number is a value that's the square root of a negative number. It can't exist on a one-dimensional number line. We'll explain.
How did language evolve?
science.howstuffworks.com/life/evolution/language-evolve.htm
Let's assume that long ago Homo sapiens communicated by grunting at one another. How and when did all those grunting sounds evolve into a verb tenses, clauses and proper nouns?
STUG: When Grief Hits Like a Bolt Out of the Blue
health.howstuffworks.com/mental-health/coping/stug.htm
A sudden (or subsequent) temporary upsurge of grief, or STUG, can knock you off your feet and leave you in a puddle, but being aware of it can lessen its power.
Exploring the Aquarius Birthstone: Its History and Symbolism
entertainment.howstuffworks.com/horoscopes-astrology/aquarius-birthstone.htm
Unlock the secrets of the Aquarius birthstone—discover its hidden meanings, unique powers, and how it can enhance your life.
Learned Optimism Yields Health Benefits
health.howstuffworks.com/mental-health/coping/learned-optimism-health-benefits.htm
Learn how an optimistic attitude can help you avoid depression and even improve your health. Explore learned optimism at HowStuffWorks.