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8 Most Densely Populated Cities in the World
history.howstuffworks.com/world-history/most-densely-populated-city.htm
Statistically, over half of the people reading this article live in a city, with a higher population density than rural or suburban areas. For instance, New York City has nearly 27,000 people crammed into each square mile (2.6 square km) of land.
The Zoo Hypothesis: Are Aliens Watching Us Like Animals in a Zoo?
science.howstuffworks.com/space/aliens-ufos/zoo-hypothesis.htm
Is it possible that we are not alone in the universe, but are just like animals in a zoo to the aliens who are watching us?
When Does an Epidemic Become a Pandemic?
health.howstuffworks.com/diseases-conditions/infectious/pandemic.htm
The World Health Organization just declared the coronavirus a full-blown pandemic. What does that even mean, and how is that different from an epidemic?
What Are the Three Branches of U.S. Government and How Do They Work Together?
people.howstuffworks.com/three-branches-government.htm
America's founders devised a structure in which the three branches of government would co-exist in a system of checks and balances.
Only Smoke When You Drink? You're Still a Smoker
health.howstuffworks.com/wellness/drugs-alcohol/only-smoke-when-you-drink-youre-still-a-smoker.htm
Social smoking is a real, scientifically verifiable phenomenon. Learn about social smoking and what the experts have to say at HowStuffWorks Now.
How E-mail Scams Work
computer.howstuffworks.com/how-email-scams-work.htm
E-mail scams are often well-disguised and can be very dangerous. Check out some examples of e-mail scams at HowStuffWorks.
Japan Surrenders and World War II Ends: June 1945-September 1945
history.howstuffworks.com/world-war-ii/japan-surrenders-world-war-2-ends.htm
This World War II timeline covers events from June to September 1945. Follow the events that led to Japan's surrender and the end of World War II.
What Rank Would You Achieve in Starfleet?
play.howstuffworks.com/quiz/what-rank-would-you-achieve-in-starfleet
Could anything ever be cooler than traveling to the final frontier, seeking out new life and new civilizations, boldly going where no one has gone before? Want to find out what rank you'll have when you do it? Take the quiz and see!
10 Amazing, Beautiful, TERRIFYING Spiders
animals.howstuffworks.com/arachnids/10-amazing-spiders.htm
Spiders have been on Earth a whole lot longer than we have - 380 million years, to be precise - and number more than 38,000 separate species worldwide. See 10 of the most beautiful and scary of these arachnids.
Do men and women vote differently?
people.howstuffworks.com/men-women-vote-differently.htm
Do men and women vote differently? Find out whether gender plays a role in politics to cause men and women to vote differently.