Search Results | mark
Your search for "mark" returned 4,443 results
Test Your Knowledge of Presidential Campaign Slogans
people.howstuffworks.com/campaign-slogans-quiz.htm
Take our HowStuffWorks quiz on victorious presidential campaign slogans to find what worked.
What If the Sun Disappeared for a Week?
science.howstuffworks.com/science-vs-myth/what-if/what-if-sun-disappeared-for-week.htm
Your vacation would be ruined, and that's not all.
Why do some IMAX screens seem smaller than others?
entertainment.howstuffworks.com/why-do-some-imax-screens-seem-smaller-than-others.htm
We associate IMAX movies with big screens. But why do some IMAX screens seem smaller than others? Find out.
Can an Electric Eel Kill You?
animals.howstuffworks.com/fish/can-electric-eels-kill.htm
Electric eels actually aren't eels at all, but they certainly are electric. Their shock can kill animals in surrounding waters, but could it take down a human?
What was the first telescope that humans launched into space?
science.howstuffworks.com/first-telescope-humans-launched-into-space.htm
The history of space exploration is full of firsts: first animal in space, first human on the moon, first probe to reach mars. But as they say, you've got to look before you leap. So what was the first telescope launched into space?
Serpent Mound, Ohio: Inside the Archaeological Mystery
science.howstuffworks.com/environmental/earth/archaeology/ohio-serpent-mound.htm
The curves of the Serpent Mound, Ohio state's massive and mysterious geological wonder, line up with the sun during equinoxes and solstices.
The Glass Armonica: A Harmonious Invention by Benjamin Franklin
science.howstuffworks.com/innovation/inventions/glass-armonica.htm
Learn about the Glass Armonica, a unique musical instrument invented by Benjamin Franklin. The glass armonica produces beautiful, haunting sounds by rubbing wet fingers on tuned glass bowls.
Which Famous General Are You?
play.howstuffworks.com/quiz/which-famous-general-are-you
History produced generals with talents as diverse as the eras, cultures and nations they came from. Every general had their unique strengths and talents, tools they used on the battlefield bringing them victory or defeat. Take this quiz, and we'll tell you which famous general you are!
Is the Mystery of Namibia's Fairy Circles Finally Solved?
science.howstuffworks.com/science-vs-myth/unexplained-phenomena/namibias-fairy-circles.htm
In the Namib Desert, fairy circles have stumped researchers for decades. Where did they come from? One scientist thinks he's solved the mystery.
U.S. Coins Display No Numerical Values — Not Even the Government Knows Why
money.howstuffworks.com/us-coins-no-numerical-values.htm
Why aren't there numbers on American coins? The words "dime," "penny" and "nickel" sure don't convey anything obvious. Is the U.S. just being inhospitable to guests?