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5 Causes of the Great Depression: Could It Happen Again?
history.howstuffworks.com/american-history/great-depression.htm
Many of the factors that contributed to the Great Depression still pose economic risks today. HowStuffWorks looks at five of them.
UFOs and the Government
science.howstuffworks.com/space/aliens-ufos/ufo-government.htm
Project Sign was the first major government UFO investigation project. Read how Project Sign began and the history of UFOs and the U.S. government.
How Does the U.S. Government Declassify Top Secret Documents?
people.howstuffworks.com/declassify-documents.htm
The FBI's seizure of top secret files from Donald Trump's home shined a spotlight on the declassification system. How does the process work?
How Skywriting Works
science.howstuffworks.com/transport/flight/modern/skywriting.htm
Writing a legible message on paper requires a steady hand; writing one in the sky requires a steady everything.
10 Times Humanity Found the Answer (and Then Forgot)
history.howstuffworks.com/10-times-humanity-found-answer-and-then-forgot.htm
Could humanity be even farther ahead if we hadn't forgotten what we'd learned centuries ago? Learn about 10 times we forgot answers at HowStuffWorks.
14 People Who Vanished Without a Trace
people.howstuffworks.com/people-who-vanished.htm
One day they were here and the next they simply disappeared. What happened to these 14 people? Will we ever know what happened to them or will their fates be unsolved forever?
Exactly what happens if we run out of water?
science.howstuffworks.com/environmental/earth/geophysics/run-out-of-water.htm
On a planet that is 70 percent water, people don't have enough clean, safe water to drink. We're in a water crisis, and water rights are becoming a big issue. What happens if we just plain run out?
Where Have All the Water Fountains Gone? Here's Why We Should Bring Them Back
science.howstuffworks.com/engineering/civil/water-fountains.htm
Drinking fountains have faced a challenge from bottled water, but they seem to be making a comeback. By the way, we throw away over 60 million PET water bottles every day in the U.S. alone.
5 Successful Counterfeiters
money.howstuffworks.com/5-successful-counterfeiters.htm
Successful counterfeiters are becoming more and more rare. Read the tales of some of the most famous and successful counterfeiters ever caught.
How Knights Work
history.howstuffworks.com/historical-figures/knight.htm
Knights were medieval warriors that were highly trained from a young age. Learn about knights and the process of training to become a medieval knight.