Category Archives: Articles

Flotsam and Jetsam

Marcus asks: Where did the words flotsum and jetsum come from? Bumping into a rock or a reef, war, swamped by rough weather or high waves, pilot error or pirates, there are a variety of ways a ship can sink. After it does, depending on whether it floated out on its own, was thrown overboard or sank to Davy Jones […]

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Weekly Wrap Volume 82

This is a weekly wrap of our popular Daily Knowledge Newsletter. You can get that newsletter for free here. The Truth About the Surprisingly Recent Invention of the Tea Bag, and the Women Who Really Invented It Legend says that brewing tea dates back to around 2737 BC, when tea leaves fell into water being boiled for Emperor Shennong of […]

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Saccadic Masking

Unknown to most, thousands of times each day we momentarily lose sight of the world around us. Known as saccadic masking, it is a function of the brain protecting us from suffering through blurred images that would otherwise be produced when our eyes move or shift. A saccade is a rapid eye movement between the places where the eye rests […]

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Blackboard Chalk Isn’t Chalk

Ubiquitous in many classrooms since the 19th century, chalk and chalkboards are familiar to most of us. White, powdery and prone to sticking to those surfaces where it is put (and just as easy to wipe away), chalk and its accompanying board are excellent instructional aids. Notably, however, most chalk today isn’t technically chalk at all, but gypsum. Chalk and […]

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The Perfect Town

The town of Celebration was first loosely imagined by Walt Disney himself, though the current town differs wildly from Disney’s original idea. Whereas Disney pictured a “perfect” futuristic city where technology blended seamlessly with real life and all possible needs were taken care of, an idea that served as the basis for the Epcot theme park in Disney Land, Michael Eisner (the CEO of Disney at […]

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The Truth About the Surprisingly Recent Invention of the Tea Bag, and the Women Who Really Invented It

Mark A. asks: Who invented tea bags? Legend says that brewing tea dates back to around 2737 BC, when tea leaves fell into water being boiled for Emperor Shennong of China. There does not appear to be any hard evidence of tea being discovered this way, but evidence we do have suggests that brewing tea did indeed likely start in […]

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The Teen Who Funded His College Education By Asking People For Pennies

The term crowdfunding, a process by which a person raises money by asking others for small donations, has become popular online during the past few years. Websites like Kickstarter and Indiegogo offer individuals a platform from which to make their cases to an international community. Mike Hayes of Illinois used crowdfunding to pay for all four years of his college […]

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The Claque

The word “claque” is derived from the 16th century French term “claquer”, which roughly meant “to clap”, and is largely used to refer to a group of individuals hired to give a pre-determined response to a performance, be it positive, negative or anything in between. Individual members of a claque are generally referred to as “claquers” or “claqueurs” and for a […]

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Weekly Wrap Volume 81

This is a weekly wrap of our popular Daily Knowledge Newsletter. You can get that newsletter for free here. How the Practice of Pricing Fuel with 9/10th of a Penny Got Started The practice of pricing fuel with a fraction of a penny is thought to have started around the 1930s.  While we can’t be sure who was the first […]

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Why is Vanilla Added to Recipes?

Karla R. asks: Why is a tiny bit of vanilla added to so many recipes? What does adding this substance actually do? Enhancing the flavor of the other ingredients in a sweet dish, vanilla also adds a spicy, delicate taste and packs a strong, enticing aroma. This is why, despite its expense, vanilla is wildly popular among home cooks and […]

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