Recent Contributions

From Hans Christian Andersen's "The Little Mermaid" to C.S. Lewis' "The Chronicles of Narnia" series to Alice Hoffman's "Aquamarine," mermaids have been a fixture in literature and pop culture for centuries. But are mermaids real?

By Yara Simón

The Georgia Aquarium is the world's largest aquarium. How did they build habitats for all the animals, and what does it take to keep them fed and healthy? Find out about the aquarium and learn about the animals that call it home.

By Tracy V. Wilson & HowStuffWorks.com Contributors

You've made a picture on your computer, pasted it into a Word document and would like to know how to place a watermark on the picture. Here's how to place a watermark on pictures.

By Marie Look

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If you took one of our recent newsletter quizzes, you've come to the right place for the answers.

By Madison Orradre

The pink and white blooms of the cherry blossom tree often herald the arrival of spring. But in Japan, the cherry blossom is also a well-loved symbol of fleeting beauty, nostalgia and loss.

By Dave Roos

In chemistry, the classification of substances into acids and bases is fundamental.

By Marie Look

In 2018, Richard Russell made news headlines for stealing — and subsequently crashing — a 76-seat passenger plane straight out of Seattle Tacoma International Airport.

By Sascha Bos

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Ever wonder how flat cell phone keys vibrate to let you know you've pressed a button? It's called haptics, and you can use it for lots more than just phones.

By William Harris & Zach Taras

The basic idea behind any wiki is very simple: It's a collection of articles that multiple users can add to and edit freely on-line. Learn all about wikis and the communities that keep them alive.

By Marshall Brain

Could your e-mail be used against you in a court of law? Maybe. Computer forensics searches, preserves and analyzes information on computer systems for potential evidence in a trial.

By Jonathan Strickland

3D printing has made it possible to print out almost anything — including homes, medical devices, clothing, and even a human heart! But how does a 3D printer work, and what are the drawbacks?

By Chris Pollette & Stephanie Crawford

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The phoenix bird is a mythical creature that resembles an eagle with broader wings. Its elegant, peacock-like feathers burst with the dazzling colors of flames. Any Harry Potter fan could explain what this magnificent "fire bird" looks like in great detail.

By Mitch Ryan

Instead of buying a supercomputer, what if you bought many regular computers? That's the idea behind distributed computing. But how does it work?

By Jonathan Strickland

Although we love our mobile gadgetry, all those charging cords are annoying to keep up with and carry around. Does it ever make you wonder, how do wireless chargers work? Find out how wireless chargers ditch the cables and power up your gear!

By Jonathan Strickland

Read-only memory is not only essential to your computer, but is also used in everything from video games to microwaves. Learn about the different types of ROM and how they're used.

By Jeff Tyson & Marie Look

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Have you ever noticed video quality to be a little fuzzy, gone into settings and wondered if 720p vs. 1080p makes that much of a difference? Let us explain.

By Zach Taras

Decode the transformative 1144 angel number! Unveil its messages of balance, manifestation, and growth. Explore the magic of 1144 now.

By HowStuffWorks

Chow mein and lo mein are two noodle dishes that are staples in Chinese restaurants worldwide, each boasting its own loyal following. However, for many diners, distinguishing chow mein vs. lo mein and vice versa can be perplexing.

By Marie Look

For Timothy Treadwell, observing and protecting grizzly bears (Ursus arctos horribilis) was a way of life. Until one day Treadwell and his partner, Amie Huguenard, were eaten alive by the same bears they revered.

By Sascha Bos

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Prepaid cell phones are a great alternative for people who are tired of contracts. Learn more about prepaid cell phones in this article.

By Diane Dannenfeldt & Zach Taras

How do you measure the happiness of a country? Is it through the benefits afforded to citizens, the weather or the number of opportunities available? This is a question the World Happiness Report has tackled since 2012 to report on the happiest countries in the world.

By Yara Simón

Ordering a stromboli vs. calzone is a matter of personal preference, but the difference between them is clear. One is folded in half like an apple turnover, and the other is rolled up like a jelly roll cake.

By Sascha Bos

Yes, this terrifying worm was named after the infamous Bobbitt case. And with good reason.

By Mitch Ryan

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Faxing over email is a popular and convenient trend for many fax users. Learn more about faxing over email in this article.

Scariness is subjective, both overall and in the animal kingdom: Some people are terrified of spiders, others are afraid of rabbits. However, certain features can make an animal look more threatening, such as a huge mouth, sharp teeth or enormous size.

By Sascha Bos