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Could You Pass Your Kid's Middle School Fitness Test?
They're probably the bane of your middle school memories. So why do we still subject kids to physical fitness tests? HowStuffWorks investigates.
Who Built These Mysterious Concrete Arrows?
history.howstuffworks.com/american-history/who-built-these-mysterious-concrete-arrows.htm
Giant arrows guided American airmail pilots on nighttime routes up until the 1940s. HowStuffWorks takes a look.
Ultra-processed Foods Are Addictive by Same Criteria as Tobacco
health.howstuffworks.com/mental-health/ultra-processed-foods-news.htm
Can ultra-processed foods really be considered addictive? Or are people just overindulging in foods that they like?
5 Ideas for Doubling the World's Food Supply
With the world's population expanding and its arable land shrinking, how in the world are we going to have enough food to feed everyone? Here are five ways.
How Coronavirus Has Helped to Clear the Air
science.howstuffworks.com/environmental/green-science/coronavirus-improved-air-quality.htm
Satellite data shows just how much air quality has improved during the coronavirus crisis, from China, India, Italy and beyond.
Is it better (or easier) to tow with an automatic or manual transmission?
Towing with a manual or automatic transmission is the crux of the towing transmission debate. Learn about towing with a manual or automatic transmission.
Joseph McCarthy Pictures
history.howstuffworks.com/historical-figures/joseph-mccarthy-pictures.htm
American politician Joseph McCarthy became famous for investigations into supposed communist subversion. See pictures of Joseph McCarthy at HowStuffWorks.
10 Science Questions You Should Really Know How to Answer
science.howstuffworks.com/innovation/science-questions/10-science-questions-you-should-know.htm
Why is the sky blue? What's relativity all about? If you're thinking, "something to do with light and physics and stuff," we have some short explanations for you.
10 Innovations in Water Purification
science.howstuffworks.com/environmental/green-tech/sustainable/10-innovations-water-purification.htm
As far back as 1500 B.C.E., people were trying to purify water to make it drinkable. And we're still at it. Today inventors use tools as simple as clay and as sophisticated as carbon nanotubes to bring clean water to the world.
How Anonymous Works
computer.howstuffworks.com/anonymous.htm
The hacktivist group Anonymous garners mixed opinions. Learn how Anonymous is structured and what the group does.