Category Archives: Articles

Weekly Wrap Volume 26

This is a weekly wrap of our Daily Knowledge Newsletter. You can get that newsletter for free here. When a Tulip Cost More than a House Despite how it sounds, “Tulipmania” does not refer to just a general love of tulips; it was actually one the world’s first recorded major financial bubbles. Long before the dot com frenzy or the […]

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What Causes Morning Sickness

Laury asks: What causes morning sickness? Most mothers will tell you that “morning sickness” is a misnomer, and that it should really be called “all day sickness.” In fact, it’s sometimes called “nausea and vomiting during pregnancy” or NVP. Pregnant women have been experiencing this unfortunate side effect of growing a parasite… err human inside them seemingly for as long […]

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The Surprising Truth About Cousins and Marriage

Jamie M. asks: When did people stop thinking it was OK to marry your cousin? In modern western society, marrying your cousin is not well accepted, particularly in the United States. Through a combination of old prejudices and present-day conventional wisdom about inherited birth defects, first cousin marriage is seen by many as a little too close for comfort, as […]

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A Blogger’s Tale: In Which the Protagonist Decides to Step Away from His Computer for a Day and Comes Seconds Away from Being Consumed by Wolves

This is something a little different, which I nevertheless thought was an entertaining, and more than a little humorous, story. (Although, to be fair, I have a bit of a twisted sense of humor. ;-)) So I asked if my brother, Jon, wouldn’t mind writing it up and letting me publish it. So here’s a guest post by Jon, the […]

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The Fascinating History of Eugenics

The name deriving from the Greek “eugenes,” meaning “well-born,” it should be no surprise that “eugenics” seeks to engineer a better human race by purposefully selecting good traits, and eliminating bad ones, as is common when breeding animals. Over the years, eugenics has had a number of proponents, from some of the greatest and most admires thinkers in western civilization […]

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Half a Million

Despite being just 8 weeks old, our new Daily Knowledge Podcast has just passed 500K downloads.  These days it’s also pushing over 16K downloads per day and rising every week. Further, it has ranked as high as #13 overall on iTunes among all podcasts. 🙂 If you haven’t given it a listen, check it out here. You can also subscribe […]

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The First Battery

Fourteen cm in height and eight around, the world’s first battery looked more like primitive pre-Columbian art than an amazing piece of ancient technology. Although most experts agree that the device produced electricity, there is little consensus on what that power was intended to do. Discovery Archaeologists searching for “evidence of Biblical tales like the Tree of knowledge and Noah’s […]

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What Causes Aftertaste

This is a guest post from our friends over at The Medicine Journal– the TodayIFoundOut of medical related sites. Also, don’t forget to check out their awesome videos on YouTube. Ever wonder why certain foods seem to have a weird flavor that hangs around after you swallow them? Aftertaste is generally classified as any taste that remains in your mouth […]

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A Brief History of the Apple Tree

An integral part of the American experience, “As American as Apple Pie” (which in truth is not American), the apple is nevertheless ubiquitous in U.S. culture. We put it in desserts, give it to our favorite teachers, wash our hair with its essence and put it in our lunches. So common, it’s easy to take the simple apple for granted, […]

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Why Blueprints are Blue

Making copies of architectural drawings hasn’t always been the easiest thing in the world to do. For the majority of human history, the most economical solution was simply to have someone make a tracing of the original plans. In the mid-nineteenth century, the process abruptly became much quicker and easier thanks to famed polymath Sir John Herschel. In 1842, Herschel […]

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