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Can You Guess Which Countries These Breathtaking Landscapes Are From?
play.howstuffworks.com/quiz/can-you-guess-which-countries-these-breathtaking-landscapes-are-from
Where in the world can you marvel at Earth's biggest canyon, swim in lakes the color of bubble gum, or stroll through endless stretches of red sand? Take our quiz to see if you can match these breathtaking landscapes to the correct country!
Could a single volcanic eruption destroy all life on Earth?
science.howstuffworks.com/nature/natural-disasters/single-volcanic-eruption-destroy-all-life.htm
The question about supervolcanoes, it turns out, isn't whether one could destroy all life on Earth. It's when will it do it again. Wait, what?
Why are barns usually painted red?
home.howstuffworks.com/question635.htm
Red barns are a common sight in rural parts of the country, but have you ever wondered why they're painted red? Learn about the purpose of red barns.
How Avalanches Work
science.howstuffworks.com/nature/natural-disasters/avalanche.htm
Learn how avalanches form, how long you can stay alive while buried under an avalanche and what steps you can take to survive.
When did humans start smoking, anyway?
health.howstuffworks.com/wellness/smoking-cessation/humans-start-smoking.htm
When did humans start smoking? With today's technology, we know the answer. Take a look at when humans started smoking at Discovery Fit and Health.
How Cave Biology Works
science.howstuffworks.com/life/biology-fields/cave-biology.htm
Cave biology is the study of the animal specimens that live and evolve in caves. Learn about cave biology and cave animals in this article.
How the Mohs Scale Ranks Hardness
science.howstuffworks.com/environmental/earth/geology/mohs-hardness-scale.htm
The Mohs hardness scale is used by geologists and gemologists as a way to help identify minerals using a hardness test. How does it work?
How Many People Died on the Trail of Tears?
history.howstuffworks.com/historical-events/trail-of-tears.htm
HowStuffWorks looks at the history and legacy of the Trail of Tears and the five tribes affected: Cherokee, Choctaw, Creek, Seminole and Chickasaw.
What's the Difference Between a Brown Bear and a Black Bear?
animals.howstuffworks.com/mammals/brown-bear.htm
Yes, the obvious fur color seems like a dead giveaway, but you can't always judge a bear by the color of its fur.
Harpers Ferry Has a Complex and Dizzying History
history.howstuffworks.com/american-civil-war/harpers-ferry.htm
Harpers Ferry is known as the spot where John Brown launched his disastrous slave rebellion. But why was it also a transportation and ammunitions powerhouse?