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Your search for "worry" returned 2,734 results
How the Phonograph Revolutionized Sound Recording
science.howstuffworks.com/innovation/inventions/phonograph.htm
The phonograph transformed audio recording, leaving a lasting impact on how we capture and preserve sound. Learn about the invention's history and evolution.
What Are Muscle 'Knots' and How Do You Get Rid of Them?
health.howstuffworks.com/human-body/systems/musculoskeletal/muscle-knots.htm
Surely you've had a knot in your neck at some point. But your muscles really aren't tied in knots. Or are they?
Am I Cold-Blooded?
play.howstuffworks.com/quiz/am-i-coldblooded
We all like to think that we're nice people, but some of us are definitely nicer than others. If you want to find out whether you're secretly Mr. Rogers or whether you're secretly Regina George, this quiz will tell you the truth!
Does gender-targeted advertising work?
money.howstuffworks.com/gender-targeted-advertising.htm
When advertisers work to earn our hearts and our money, how does gender play into it? Do the ones emphasizing stereotypical male and female traits do a number on our brains (and wallets)? Or is it something else that makes us want to buy, buy, buy?
How to Find Engine Oil Capacities
auto.howstuffworks.com/how-to-find-engine-oil-capacities.htm
When used correctly, oil provides a number of benefits for the way your engine functions. Wouldn't it be nice to know exactly how much oil your car's engine needs to be filled to its capacity?
How a Nuclear Reactor Works
science.howstuffworks.com/nuclear-reactor.htm
Over the years, nuclear reactors have been viewed as both a miracle and a menace. How does a nuclear reactor do its job? And what happens when something goes wrong?
10 Best Things to Build in to Your Home
home.howstuffworks.com/home-improvement/construction/planning/10-best-things-build-in-home.htm
These days, homeowners have add-on options that previous generations could only dream of. From integrated electronics to secret rooms, we'll scope out 10 of the best.
Understanding Newborn Characteristics and Development
Your newborn's characteristics and development may not proceed as you might expect. Learn about your baby's traits and development.
How Indoor Air Pollution Works
home.howstuffworks.com/home-improvement/household-safety/indoor-air-pollution.htm
Indoor air pollution can be up to 10 times worse than outdoor air pollution. Learn about indoor air pollution, its sources and its health effects.
How to Care for Aging Skin
health.howstuffworks.com/wellness/aging/anti-aging-tips/how-to-care-for-aging-skin.htm
Aging skin requires different skin care routines. Learn how to care for aging skin and set a plan for healthy skin at any age.