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How Corrective Lenses Work
science.howstuffworks.com/innovation/everyday-innovations/lens.htm
Eyeglasses are one of the most common sights in the world. Learn what goes into creating the lenses and how to read an eyeglass prescription.
How the Underground Railroad Worked
history.howstuffworks.com/historical-events/underground-railroad.htm
The Underground Railroad was a network that helped runaway slaves escape to the North. Learn about the purpose and role of the Underground Railroad.
How NASCAR Pre-race and Post-race Inspection Works
auto.howstuffworks.com/auto-racing/nascar/nascar-basics/nascar-inspection.htm
You might have heard about the NASCAR inspection process, but how much do you really know? Learn about the NASCAR inspection process at HowStuffWorks.
10 Ways to Finance a New Business
money.howstuffworks.com/10-ways-to-finance-new-business.htm
There are more ways to finance a new business than you may realize. Read this list of the top 10 ways to finance a new business on HowStuffWorks.
10 Common Myths About Getting Pregnant
There are many myths about getting pregnant. Do you know what is truth from fiction? See 10 common myths about getting pregnant to learn more.
Can You Identify the Men of Star Trek From Just One Image?
play.howstuffworks.com/quiz/can-you-identify-the-men-of-star-trek-from-just-one-image
Sure, you can probably guess who Mr. Spock is, but can you recognize Nog? Neelix? Lieutenant Malcolm Reed? Prove you're a real Trekkie by putting your skills to the test!
10 Aviation Innovations We'd Be Stuck on the Ground Without
science.howstuffworks.com/transport/flight/modern/10-aviation-innovations.htm
In the world of flight, it's a fine line between flying high and falling fast. Can you name 10 of the innovations that keep planes and their passengers airborne?
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.
How Tardigrades Work
animals.howstuffworks.com/animal-facts/tardigrades.htm
No, a tardigrade's not a type of time-traveling police box on "Doctor Who." It's an ancient water bear, of course!
10 Fascinating Facts About Flatus
health.howstuffworks.com/human-body/systems/digestive/10-facts-about-flatus.htm
Flatulence is funny, but there's actually some interesting stuff going on in your body to cause it. Learn some facts about flatus at HowStuffWorks.