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Your search for "challenge" returned 4,097 results
What Does Termite Damage Look Like?
Termites cause $5 billion worth of damage in the U.S. every year. For a bug that's about the size of an ant, that's a lot of destruction.
Why Do Sheepshead Fish Have 'Human' Teeth?
animals.howstuffworks.com/fish/sheepshead-fish.htm
The sheepshead fish is a curiosity to anglers and marine biologists alike. This unique species, found along the Atlantic coast of North America, has long received attention for its strange dental structure, resembling that of humans.
What is anhidrosis?
health.howstuffworks.com/wellness/men/sweating-odor/anhidrosis.htm
What is anhidrosis? Visit Discovery Health to learn what anhidrosis is.
Airports That Float
science.howstuffworks.com/engineering/civil/airports-that-float.htm
What do you do when you're out of land but want to expand an airport? Try building on water.
Test Your Knowledge of U.S. Presidential Elections With This Quiz!
people.howstuffworks.com/presidential-elections-quiz.htm
Cast your ballot to these questions to find out how much you know about the history of U.S. presidential elections.
This Science Experiment Will Run for 500 Years
Scientists started an experiment back in 2014 that will run for 500 years. The first results were recently published. So, what have they found so far?
Actually, We're Not Overdoing It on the Salt
health.howstuffworks.com/wellness/food-nutrition/facts/actually-were-not-overdoing-it-on-salt.htm
A new study concluded that most people were not damaging themselves with too much salt. HowStuffWorks finds out why.
What is the Book of Icelanders?
people.howstuffworks.com/culture-traditions/genealogy/what-is-the-book-of-icelanders.htm
Remote Iceland is lacking in genetic diversity, so it has a book to help residents find love. Learn all about the Book of Icelanders at HowStuffWorks.
The Perfect Personal Ad
health.howstuffworks.com/relationships/dating/in-search-of-the-perfect-personal-ad.htm
Are you in search of the perfect personal ad? Learn about searching for the perfect personal ad at Discovery Health.
Can doing a wheelie break your motorcycle's drive shaft?
auto.howstuffworks.com/can-doing-a-wheelie-break-your-motorcycles-drive-shaft.htm
Some bikers love doing tricks, but you should be careful. Learn if doing wheelies is detrimental to your bike at HowStuffWorks.