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History of the Roswell UFO Incident
science.howstuffworks.com/space/aliens-ufos/history-roswell-incident.htm
The history of the Roswell UFO incident has a long and complicated legacy of truth and conspiracy. Learn more history of the Roswell UFO incident.
How Silly Putty Works
people.howstuffworks.com/silly-putty.htm
It's hard to imagine childhood before Silly Putty. Get the scoop on Silly Putty at HowStuffWorks.
How Do Grades of Sandpaper Grit Differ?
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Sandpaper is measured by grit size - the number of sharp particles per square inch. Learn more about the different grits of sandpaper.
How Drum Brakes Work
auto.howstuffworks.com/auto-parts/brakes/brake-types/drum-brake.htm
Many cars today use drum brakes on the back two wheels. Get the complete scoop on drum brakes and check out some amazing graphics!
How to Remove Lipstick Makeup Stains
home.howstuffworks.com/how-to-remove-lipstick-makeup-stains.htm
Lipstick looks lovely on lips but not so hot on laundry. Learn stain removal techniques that will help keep your lipstick and makeup where it belongs.
Stain Removal Techniques
home.howstuffworks.com/stain-removal-techniques-ga.htm
Stain removal techniques come in two basic types. You can use a stain remover that interacts with the stain chemically, or you can physically loosen or remove it from the surface. Learn stain removal techniques.
How Automotive Metal Cutting Works
auto.howstuffworks.com/under-the-hood/auto-manufacturing/automotive-metal-cutting.htm
Automotive metal cutting has to be an exact science. Visit HowStuffWorks to learn all about automotive metal cutting.
10 Most Dangerous Jobs in America and 5 Common Accidents
money.howstuffworks.com/most-dangerous-jobs-in-america.htm
Heavy machinery and power tools are effective aids for improving efficiency, but they can also lead to serious accidents and fatal work injuries. It's no stretch of the imagination, then, to see how jobs that rely on these resources often land on the list of most dangerous jobs in America.
Can You Correctly ID These Common Pieces of Construction Equipment?
play.howstuffworks.com/quiz/can-you-correctly-id-these-common-pieces-of-construction-equipment
Can you differentiate between a Phillips screwdriver and a flathead? Do you know what a crawler-loader is? If so, this is the quiz for you! Test your knowledge of all different types of construction site equipment with this ultimate challenge!
Is the army testing an invisible tank?
science.howstuffworks.com/invisible-tank.htm
An invisible tank could give any military a distinctive edge on the battlefield. Find out how the British army is developing an invisible tank.