Category Archives: Articles

The Origin of Competitive Eating Contests

America’s Independence Day is celebrated across the country with fireworks, hot weather, pool parties, and barbecues. For the thousands that gather on Coney Island in America’s largest metropolitan, New York City, July Fourth is commemorated with another annual tradition – the Nathan’s Hot Dog Eating Contest. Beginning in 1916, the Hot Dog Eating Contest has become the “de facto Olympics” […]

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The Basics of 3D Printing

Fatima asks: How do 3D printers work? Originally built on the same technology as an ink jet printer, the basic process behind 3D printing is so easy to understand, replicate and implement, today it is used to manufacture everything from toys to body parts. Multiple Layers Fundamentally, 3D printing involves building an object by putting down successive layers of materials, […]

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The Making of Vinegar

Jeff asks: Is it true that wine vinegar is just wine with acetobacter added? Yep, but the process from start to finish is a little more complicated than just that. More than Just Wine Vinegar can be made from any of a variety of carbohydrates: “Fruits, such as apples, grapes, berries, melons and coconuts have been turned into vinegar. Natural […]

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Weekly Wrap Volume 42

This is a weekly wrap of our Daily Knowledge Newsletter. You can get that newsletter for free here. What Causes Dark Circles Under Your Eyes? It is often claimed that periorbital dark circles are caused by tiredness or working too hard or even just staying up late. While this can be true, the truth is that your genes play a […]

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The Fascinating Story of How the “What Would Jesus Do?” Slogan Came About

What Would Jesus Do?, often shortened to WWJD? or W.W.J.D.  is a slogan so famous that millions of objects have been emblazoned with it. However, the person who came up with “W.W.J.D.” never saw a penny of the millions of dollars companies across the globe have made from it. The earliest known instance of the full slogan “What Would Jesus Do” […]

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What Does the Arabic Prefix “al-” Mean?

Gina asks: What does “al” mean in Arabic? Roughly translated to “the,” the Arabic word “al-” is prefixed to nouns to make them definite. For example: “kitab ‘book’ can be made definite by prefixing it with al-, resulting in al-kitab ‘the book’.” Comprised of two letters, ālif (ā) and Lām (l), frequently, al- is placed in front of proper nouns, […]

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How Drilling a 14 Inch Hole Accidentally Created a 1,300-Foot Deep Saltwater Lake Out of a Formerly 10-Foot Deep Freshwater One

Lake Peigneur is located in Louisiana near the Gulf of Mexico. Before 1980, it was an approximately 10-foot deep fresh water lake with an island in the middle. Next to it, and partially under it, Diamond Crystal Salt Company maintained a salt mine, with salt being mined near the lake since 1919. Around large underground salt domes, you can often […]

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All About Migraines

This is yet another great article from our friends over at The Medicine Journal Migraines are one of four types of primary headaches, and they come in two forms, those with an aura and those without.   The other three primary headaches are tension headaches, cluster headaches and, the catch-all type known as, other primary headaches.  These include things like exercise […]

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What Does Rx Mean and Where Did It Come From?

K. Jones asks: Where does the symbol “Rx” come from? The phenomenon of ubiquitous prescription drugs (retail sales in recent years have topped $200 billion in the U.S. alone) is a relatively new experience in human history. However, its common abbreviation, ℞, has deep roots in the relatively distant (and some even claim ancient) past. Recipe for Wellness While there […]

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