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Your search for "seven" returned 2,642 results
Is coal to liquid more efficient than gasoline?
science.howstuffworks.com/environmental/energy/coal-liquid-efficient-gasoline.htm
Is coal to liquid more efficient than gasoline? Keep reading to learn if coal to liquid is more efficient than gasoline.
Types of Termites and the Damage They Cause
For being tiny, termites can cause an amazing amount of destruction. Which termites might wreak havoc in your home, and what kind of damage will they do?
The Tallest Roller Coaster in the World Stood for 19 Years
science.howstuffworks.com/engineering/structural/tallest-roller-coaster-in-the-world.htm
There is no shortage of incredible roller coasters for thrill seekers and theme park enthusiasts to enjoy globally. Just as the "space race" encouraged countries to shoot for the stars, the "coaster wars" have pushed theme park engineers to test the boundaries of death-defying drops and ludicrous speeds.
Why Some People Will Do Anything to Avoid Pooping in Public Toilets
health.howstuffworks.com/mental-health/anxiety/why-public-toilet-bathroom-poop-anxiety.htm
What's up with public toilet anxiety? Learn more about what makes people too anxious to use the bathroom in public in this HowStuffWorks Now article.
Tattoos: Telling a Story of Self-esteem?
health.howstuffworks.com/skin-care/beauty/skin-and-lifestyle/tattoos-telling-story-self-esteem.htm
A study investigating tattoos and well-being in college students found a link between self-esteem and tattoos. Learn more at HowStuffWorks Now.
Human Penis Bone Disappeared With Rise of Monogamy, Succinct Sex
science.howstuffworks.com/environmental/earth/archaeology/human-penis-bone-baculum-monogamy.htm
Most mammals have a penis bone called a baculum, but humans don't. A new study sheds light on the history of the baculum, and why ours is missing.
How MLK Influenced the Direction of 'Star Trek'
Actress Nichelle Nichols was about to quit "Star Trek" until none other than Dr. Martin Luther King persuaded her to stay.
Can You Be Addicted to Endorphins?
science.howstuffworks.com/life/inside-the-mind/human-brain/can-be-addicted-to-endorphins.htm
Roller coaster junkies rejoice: Riding these coasters could be a safe way to deal with your addiction to endorphins.
Who does the cooking on cooking shows?
entertainment.howstuffworks.com/how-do-cooking-shows-work.htm
Whipping up a four-course meal looks so easy when a TV chef does it. But it really takes a whole crew. Learn all about cooking shows at HowStuffWorks.
Can You Identify These Serial Killers From One Fact?
play.howstuffworks.com/quiz/can-you-identify-these-serial-killers-one-fact
Serial killers have fascinated us for centuries. One of the most famous serial killers, Jack the Ripper, remains popular in serial killer culture today. Granted, it's not the healthiest fascination. Think you can name them all?