Category Archives: Articles

The True Story Behind The Appalling Tuskegee Syphilis Experiment

Controversial research programs, unethical experimentation, and human trials have been part of the medical field for centuries. It doesn’t make it any less wrong, but certain scientists with questionable ethics have gotten away with a lot in the name of, well, science. The more (in)famous examples of wayward science include eugenics sterilization, electroshock therapy, ionizing radiation experiments, and the CIA […]

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Why Are Vitamins Labeled A, B (and all the sub B’s), C, Etc.?

John asks: Why are vitamins named via the alphabet? Easily identifiable by simple terms, the vitamins we recognize today were only recently isolated, identified and named. Roots of Vitamins Scientists studying why animals failed to thrive (deficiency diseases) were the first to discover vitamins. One of these early researchers, Cornelius Adrianus Pekelharing, opined in 1905 that milk had “some unrecognized […]

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The History of Burritos

Burritos are one of the most popular Tex-Mex items on the menu. Anyone who knows a little Spanish has probably raised their eyebrows at the name, however. In Spanish, a “burro” is a donkey, and “burrito,” the diminutive form, means “little donkey.” As far as we know, donkey was never a popular ingredient in the famous dish, so how exactly […]

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Why There is an Area of New York Called “The Bronx” and Why Ambulances are Called That

Why There is an Area of New York Called “The Bronx” This is thanks to a seventeenth century Scandinavian man by the name of Jonas Bronck, originally from Tórshavn in the Faroe Islands. In 1639, Bronck immigrated to New Amsterdam in New Netherland, which was right next to what is today called Bronx River, named after Jonas Bronck. Why? In […]

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Weekly Wrap Volume 32

This is a weekly wrap of our Daily Knowledge Newsletter. You can get that newsletter for free here. Why Cashews are Not Sold to Consumers in Their Shells and Why Pistachios Used to Be Dyed Red Cashews are a member of the same family as poison ivy, Anacardiaceae. Like poison ivy and many other members of the family, part of […]

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Origin of the Military Song “Taps”

M. Havens asks: Where did the Taps song come from that is played during military funerals? Since 1862, “Taps” has played at military funerals to honor the sacrifice of fallen service members. Originally, however, it was intended to send soldiers off to a less permanent sleep. During the Civil War, Union buglers signaled “lights out” to their comrades with a […]

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Where the F-Word Came From

By necessity, this one contains a bit of profanity. So you may or may not want to read through it first if you normally share these articles with humans of the particularly youthful persuasion. 🙂 In its various incarnations, the F-word can be a noun, verb, adjective, and even an infix. The Crescent wrench of the English language, the F-bomb […]

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One Million Downloads

After just about three and a half months since launching, our Daily Knowledge Podcast has reached 1 million downloads.  Thanks for listening!  If you have any feedback for us on it, we’re always interested. If you haven’t checked it out, you can listen to the podcast episodes here online, or subscriber via iTunes here, or simply use this xml link […]

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Why Do We Need Sleep?

Karla asks: Why do we need sleep? It left Hamlet’s father vulnerable to fratricide, sent Alice down the rabbit-hole, enabled Delilah’s betrayal of Samson and facilitated Gregor’s transformation into a giant beetle. Yet without sleep, we can become dull, slow and irritable in the short-term, and chronic insomnia can cause migraines, seizures and even, in extreme cases, death. Although we […]

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Why Certain Types of Traps are Called “Booby Traps”

It turns out this has nothing to do with the mammaries of the fairer sex, but rather has its origins in the Spanish word “bobo,” meaning “stupid,” “fool,” or “naïve.” This Spanish word in turn comes from the Latin “balbus” meaning “stammering”, which to the Romans was thought to be a sign of stupidity. So, essentially, a “booby trap” is […]

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Why Police Officers are Sometimes Called “Pigs” and Why “Poindexter” is Slang for “Nerd”

Why Police Officers are Sometimes Called “Pigs” Unlike so many other nicknames for the police, such as cops and the fuzz, this particular term has a relatively well known origin. You see, starting around the sixteenth century “pig” began being used in English as a derogatory term for people, whether police or not, as it still sometimes is used today. […]

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Jumping Frenchmen of Maine

In the connected 21st century, it can be hard to imagine how, for most of history, different cultures existed in relative isolation from each other. Even as late as the 19th century, those living in self-sustaining and remote rural communities had little commerce with the outside world, and scant news made it in or out. In a handful of these […]

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Why Native Americans Didn’t Wipe Out Europeans With Diseases

Greg H. asks: Diseases from Europe wiped out most of the Indians, so why didn’t the Europeans also get wiped out by diseases from America? While estimates vary, approximately 20-50 million people are believed to have lived in the Americas shortly before Europeans arrived. Around 95% of them were killed by European diseases. So why didn’t 19 out of 20 […]

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