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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.
Sloths Only Poop Once a Week — But They Make It a Good One
animals.howstuffworks.com/mammals/sloths-only-poop-once-week.htm
HowStuffWorks finds out why sloths expose themselves to so much danger by leaving their tree homes to poop on the ground.
Did cars ever have external combustion engines?
auto.howstuffworks.com/did-cars-ever-have-external-combustion-engines.htm
Did cars ever have external combustion engines? Find out if external combustion engines have ever being used to power automobiles at HowStuffWorks.
What If a Man Takes Birth Control Pills?
science.howstuffworks.com/science-vs-myth/what-if/what-if-man-takes-birth-control-pills.htm
Say a guy mistakes "the Pill" for a breath mint. Is he going to have any lasting side effects if he takes one? What about if he took it regularly?
I Can't Sleep Because I'm Worried About Not Sleeping
Sleep Dispatch 5: Writer Vince Rause learns that his worries about falling asleep are keeping him awake.
Nematodes: Do We Still Need to Worry About Roundworms and Bare Feet?
health.howstuffworks.com/diseases-conditions/rare/nematodes.htm
When you were a kid, your mom probably told you not to go around barefoot because you could get worms. But are nematodes still a problem today?
Why do movie tickets cost so much?
entertainment.howstuffworks.com/why-do-movie-tickets-cost-so-much.htm
Movie tickets aren't cheap. Why do movie tickets cost so much? Find out at HowStuffWorks.
Are You on the Road to Obesity?
play.howstuffworks.com/quiz/are-you-the-road-obesity
Since the average newborn is around 7.7lbs, no one is born obese. Whether you wind up there is a combination of factors: gut biology, disease, medication, diet, and exercise. If you're worried that you're piling on the pounds, take this quiz to assess where your current road leads.
Why a Geomagnetic Storm Makes for Pretty Skies and Tech Scares
science.howstuffworks.com/geomagnetic-storm.htm
When the Sun gets rowdy, Earth feels it. A geomagnetic storm happens when solar activity stirs up Earth’s magnetic field, producing large magnetic disturbances that can mess with everything from navigation systems to power grids.
Frog Anatomy: A Simple Breakdown of How Frog Bodies Work
animals.howstuffworks.com/amphibians/frog-anatomy.htm
Frogs might seem simple, but under the skin, they're biological marvels. When you dig into frog anatomy, you’ll find structures that support a life both in water and on land. That duality makes them excellent subjects for comparing vertebrate systems—including our own.