Search Results | Scientific method
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10 Bizarre Treatments Doctors Used to Think Were Legit
science.howstuffworks.com/life/biology-fields/10-bizarre-treatments.htm
From tobacco smoke enemas to whirling chairs, doctors have tried almost everything to cure human disease.
How Motivational Speakers Work
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HowStuffWorks takes a look at what makes motivational speakers so powerful and why millions flock to hear them speak every year.
How Laser Printers Work
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Laser printers are fast, precise and inkless. So how do the words get there? How can a laser beam write on paper? Read about laser printer technology.
How Scanning Electron Microscopes Work
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Scanning electron microscopes give scientists an incredible level of magnification. Learn about scanning electron microscopes.
7 Scary Extinct Animals That Were Absolute Terrors
animals.howstuffworks.com/extinct-animals/10-terrifying-extinct-cetaceans.htm
If you thought sea monsters were just the stuff of myth, you thought wrong. With giant, razor-sharp teeth, ancient cetaceans - the ancestors to modern whales, dolphins and porpoises - make even nightmares seem dull.
How Bee Sting Therapy Works
health.howstuffworks.com/medicine/medication/bee-sting-therapy.htm
Venom has been used therapeutically since ancient times. Find out more about bee sting therapy from HowStuffWorks.
How Computer Animation Works
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Computer animation makes possible many things that could not be done with traditional animation. Learn about this fast-growing field from HowStuffWorks.
How Aerogels Work
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Aerogels are incredible materials that could have dozens of uses from insulation to oil spill cleanup. Learn about aerogels in this article.
How Political Polling Works
people.howstuffworks.com/political-polling.htm
Almost every day it seems like there is a new poll out tracking the president's performance or some political issue. But who selects the people who respond to these polls? And can you trust the numbers?
How Nurse Sharks Work
animals.howstuffworks.com/fish/sharks/nurse-shark.htm
Nurse sharks are mellow, sluggish sharks that hover above the ocean floor. See why nurse sharks don't have that much in common with great whites.