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10 20th-Century Staples We Never Thought Would Die
A lot of folks once thought these 10 things would never become obsolete. Learn about 10 20th-century staples we never thought would die at HowStuffWorks.
10 Job Titles That Have Been Around for 2,000 Years
money.howstuffworks.com/ten-2000-year-old-jobs.htm
Some jobs are so critical to everyday life that they've never gone out of style. Learn about 10 job titles that have been around for 2,000 years.
History of Aromatherapy
health.howstuffworks.com/wellness/natural-medicine/aromatherapy/history-of-aromatherapy.htm
The history of aromatherapy dates back to ancient times. Learn about the history of aromatherapy, as well as incense and essential oils.
Christmas Traditions Around the World
Each country has its own unique way of celebrating the Christmas season. Learn about Christmas traditions around the world, from England to Ethiopia.
Scary Stories
people.howstuffworks.com/culture-traditions/holidays-halloween/scary-stories.htm
Whether it's for Halloween festivities or everyday fun, kids love scary stories. Browse this collection of read-aloud scary stories for children.
How Hydropower Plants Work
science.howstuffworks.com/environmental/energy/hydropower-plant.htm
Hydropower plants produce about 24 percent of the world's electricity and supply more than 1 billion people with power. Find out how hydropower plants work.
How Ultrasound Works
science.howstuffworks.com/ultrasound.htm
Ultrasound lets us peek into the human body to see everything from heart valves to a moving baby. But how do sound waves give us a picture?
What's an NLOS cannon?
science.howstuffworks.com/nlos.htm
The NLOS cannon can fire rounds from far away with less collateral damage. Read about NLOS cannon and its role in future military warfare.
Is fluoride considered a poison in most European countries?
health.howstuffworks.com/wellness/oral-care/products/fluoride-poisoning.htm
Fluoride is commonly added to drinking water but could be dangerous. Learn about fluoridation and fluoride poisoning.
How Zombie Debt Works
money.howstuffworks.com/personal-finance/debt-management/zombie-debt.htm
Zombie debt is debt that has been proclaimed uncollectable by a lender, who then sells it to a collection agency. Learn more at HowStuffWorks.