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John Brown's Failed Raid on Harper's Ferry Was a Major Impetus for the U.S. Civil War
The raid on Harper's Ferry amplified tensions between the North and South and intensified fear of slave rebellion. Learn more at HowStuffWorks.
The Orb Weaver Spider Consumes Its Own Used Webs
animals.howstuffworks.com/arachnids/orb-weaver-spider.htm
Let's talk about the orb weaver spider, an arachnid renowned for its beautiful, circular webs. Found in gardens, forests and backyards around the world, orb weavers are some of the most common spiders and play a vital role in controlling insect populations.
We'll Give You the Home Stadium, You Give Us the NCAA Football Team
play.howstuffworks.com/quiz/home-stadium-ncaa-football-team
One of the greatest things about college football has to be the stadiums. Do you know which teams call these stadiums home? Take this quiz and find out!
How can the moon give us clean energy?
science.howstuffworks.com/environmental/energy/moon-clean-energy.htm
A few decades ago, the pursuit of clean energy was "green." Now, it's a necessity. Not only is our power consumption propelling the human race toward a hot, watery, lonely end, but clean energy tends also to be renewable.
How to Use the Rate of Change Formula in Math and Physics
science.howstuffworks.com/math-concepts/rate-of-change-formula.htm
Do you need to calculate the rate at which something changes over time? Whether it's the change in the x-value over the change in the y-value of a line on a graph, or the distance travelled by a car over the course of an hour-long drive, you'll need a rate of change formula.
The Cotton Gin: Eli Whitney and the Impact on the U.S. Economy
science.howstuffworks.com/innovation/inventions/cotton-gin.htm
Explore the ingenuity of Eli Whitney's cotton gin, a machine that transformed cotton processing, reshaped industries and influenced economies.
Why Didn't Evolution Give Us the Ability to Smell Fresh Water?
science.howstuffworks.com/life/evolution/humans-smell-fresh-water-evolution.htm
You'd think being able to smell drinkable water would be an evolutionary advantage. But we can only smell things that suggest potable water. Why is that?
Are Zombies Real? 10 Reasons the Undead Can't Walk Among Us
The undead are frightening, brain-hungry monsters, lumbering toward their victims with great purpose. But wait. Can they even digest brains?
When do TV commercials need to use disclaimers?
entertainment.howstuffworks.com/tv-commercial-disclaimer.htm
TV commercial disclaimers are expressed in fine print at the bottom of the screen or in a voice-over. Learn about TV commercial disclaimers.
McKamey Manor: Too Extreme for Most, But Creator Calls It PG-13
people.howstuffworks.com/culture-traditions/holidays-halloween/mckamey-manor.htm
Welcome to McKamey Manor, where you must sign a 40-page waiver, pass a background check and take a physical to enter. Thousands are on the waiting list.