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Your search for "concern" returned 3,420 results
Interesting Science Facts Confirmed and Debunked
science.howstuffworks.com/science-vs-myth/everyday-myths/10-false-science-facts.htm
When reeling off dubious facts (like lemmings plunging off cliffs en masse), there's no better retort to a skeptical audience than calmly explaining that it's not just true - it's science...right?
How the March on Washington Worked
history.howstuffworks.com/historical-events/march-on-washington.htm
The 1963 March on Washington for Jobs and Freedom ensured the passage of the Civil Rights Act. But its success was not assured at the beginning.
How Driverless Car Racing Works
auto.howstuffworks.com/auto-racing/motorsports/driverless-car-racing.htm
With a little more technology tinkering, driverless cars could take over the racetracks. Learn more about these automated wonders at HowStuffWorks.
How the Gender Pay Gap Works
money.howstuffworks.com/gender-pay-gap.htm
The gender pay gap is usually expressed something like this: Women make 80 cents for every dollar a man makes. Let's explore the gap at HowStuffWorks.
10 Serious Mistakes in Car Maintenance
auto.howstuffworks.com/under-the-hood/vehicle-maintenance/10-serious-mistakes-car-maintenance.htm
If you're not careful, you can make serious mistakes while performing routine car maintenance. Learn more about maintenance mistakes at HowStuffWorks.
How Digital Scales Work
electronics.howstuffworks.com/gadgets/fitness/digital-scale.htm
Digital scales are common measuring devices that harness several physical laws. Learn how digital scales weigh everything from peanuts to penguins.
How Millimeter Wave Scanners Work
science.howstuffworks.com/millimeter-wave-scanner.htm
If you've traveled recently, you probably raised your arms above your head and waited for a millimeter wave scanner to do its screening thing. During those 10 seconds or so, did you ever wonder exactly how the device produced your image?
10 Everyday Things You're Probably Doing the Hard Way
Are you doing things the hard way? Explore 10 Everyday Things You're Probably Doing the Hard Way to discover how to make your life a little easier.
10 Offbeat Things Humans Have Launched Into Space
science.howstuffworks.com/10-offbeat-things-humans-have-launched-into-space.htm
Humans have sent a variety of items into space, from movie memorabilia to sporting goods. Learn about 10 offbeat items that have launched into space.
10 Ways to Make Your Perfume Last Longer
Are you looking for some ways to make your perfume last longer? Check out these 10 ways to make your perfume last longer.