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How Willpower Works
science.howstuffworks.com/life/inside-the-mind/human-brain/willpower.htm
Willpower allows us to resist urges and impulses. Learn about willpower in this article.
10 Earth Day Activities for Families
Celebrated since 1970, Earth Day is a time to honor Mother Earth and pay attention to what we're doing to her. It's also a great day to get your kids involved.
Why do we wear wristwatches?
electronics.howstuffworks.com/gadgets/clocks-watches/why-wear-wristwatches.htm
A wristwatch is an essential part of your wardrobe, but have you ever stopped to wonder why? Learn more about why we wear wristwatches.
How a Pneumatic Tube Works
electronics.howstuffworks.com/everyday-tech/pneumatic-tubes.htm
That tube you put your check or deposit slip in at the bank drive-up window is called a pneumatic tube. This was cutting edge 19th-century technology and is still in use today.
How HeLa Cells Work
science.howstuffworks.com/life/cellular-microscopic/hela-cell.htm
While HeLa cells have been star players in medical research for decades, the woman behind them remained in the shadows for years. Discover the amazing story of Henrietta Lacks and her immortal cells in this article.
Left at the Altar: 10 Reasons He Got Cold Feet
health.howstuffworks.com/relationships/marriage/10-reasons-he-got-cold-feet.htm
Left at the Altar: 10 reasons he got cold feet are explained here by HowStuffWorks.com. Find out the 10 reasons why he would get cold feet and leave you at the Altar.
How Sleeve-valve Engines Work
auto.howstuffworks.com/sleeve-valve-engine.htm
What is a sleeve-valve engine? Read more about sleeve-valve engine technology at HowStuffWorks.
25 of the World's Longest-reigning Monarchs
history.howstuffworks.com/historical-figures/longest-reigning-monarchs.htm
From Athelstan, who held off the Viking invaders of Britain, to Sobhuza, the longest-serving king of Eswatni (formerly Swaziland), here are 25 of the world's longest-serving monarchs.
How Noise-canceling Headphones Work
electronics.howstuffworks.com/gadgets/audio-music/noise-canceling-headphone.htm
Noise-canceling headphones are designed to maximize your listening experience. Learn how noise-canceling headphones keep ambient noise out without sacrificing your music's sound quality.
What Is a Flood and Why Is the Surge of Water So Dangerous?
science.howstuffworks.com/nature/natural-disasters/flood.htm
Flooding has claimed more lives than any other natural disaster. Find out how a gentle stream becomes a raging torrent.