Category Archives: Articles

What Do Cockroaches Eat and Where Do They Live When There are No Houses Around?

Soshi K. asks: What do cockroaches eat and where do they live when not in our houses? Sneaky and skittering, invasive and indomitable, the disgusting peridomestic cockroach is a formidable enemy for anyone unlucky enough to live among them. Interestingly, however, they are surprisingly delicate, and at least one species is utterly dependent on humans for its survival. Of the […]

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Why is it Called Area 51?

Michael S. asks: Why is it called Area “51”? Where are the other 50 areas? Despite the CIA’s release of previously classified documents in 2013 that acknowledged the existence of Area 51 as a top-secret U.S. government research facility, many questions about the site remain unanswered. One of the most innocuous, but nonetheless puzzling, is its choice of name. Although […]

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Is It Possible to Breastfeed with Implants?

Brandy R. asks: Is it possible to breastfeed after getting a boob-job? Given the well-documented benefits of breastfeeding to the long- and short- term health of children, the American Academy of Pediatrics (AAP) recommends exclusively breastfeeding infants for at least the first six months, and continuing to nurse, along with giving supplemental foods, throughout the first year of life. In […]

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The Origin of the Oreo Cookie

Harry K. asks: Who invented the Oreo cookie? In 1890, a group of eight large New York City bakeries combined to form the New York Biscuit Company and built a giant six-story factory in West Chelsea. Eight years later, they merged with their competitor, Chicago’s American Biscuit and Manufacturing to form an even larger conglomerate – the National Biscuit Company, […]

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Weekly Wrap Volume 70

This is a weekly wrap of our popular Daily Knowledge Newsletter. You can get that newsletter for free here. Why Children Get Summers Off of School The commonly touted explanation for students having summers off from school dates back to a time when the United States’ economy relied heavily on agriculture in order to survive. Students needed to leave school […]

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The Fish That Talk with Farts

In addition to being an occasional biological necessity, human flatulence has served a variety of uses, including as a way to clear a room, entertain friends, torture a sibling, and tease a child (pull my finger). But while some humans have elevated farting to an art form (see: The Most Famous Farter in History), perhaps no entire species has elevated […]

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How Soap Works

Janet B. asks: How does soap kill bacteria? For well over a century, public health officials have been pushing regular hand washing with soap as one of the most effective methods of inhibiting the spread of disease and infection. The result of physical, as opposed to biological processes, proper hand washing with regular soap will thoroughly remove bacteria. Yes, contrary […]

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Why Elections Are Held on Tuesday in the United States

Brenda V. asks: Why are elections held on Tuesday? Why not Saturday when most people aren’t working? Americans traditionally head to the ballot box on the Tuesday after the first Monday of November to vote in national elections. Tuesday elections only became the official country-wide rule in 1845, something that hasn’t changed much since. So why Tuesday? The Founding Fathers […]

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Sticking to Metal

Matthew S. asks: Why doesn’t your tongue quickly stick to plastic or wood in freezing temperatures but does to metal? In that famous scene in the movie Christmas Story, a kid “triple dog dares” another kid in the schoolyard to put his tongue on a metal flag pole to see if it will stick. Lo and behold, it sticks. The […]

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Weekly Wrap Volume 69

This is a weekly wrap of our popular Daily Knowledge Newsletter. You can get that newsletter for free here. A Celestial Message in a Bottle Imagine for a moment that it’s 40,000 years in the future in a solar system far, far, away on a planet thriving with intelligent life. Extraterrestrial beings inhabit this place.  Perhaps they look like the […]

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Who Invented the Fahrenheit and Celsius Temperature Scales and What Zero Degrees Fahrenheit Signifies

B. Halpern asks: 0 degrees Celsius is the freezing point of water. So what is 0 degrees Fahrenheit? Who came up with Celsius and Fahrenheit? Firmly entrenched in American society, the seemingly capricious nature of the Fahrenheit temperature scale could lead one to think that its Dutch inventor, Daniel Fahrenheit, pulled the number for the freezing point (32°F) of water out […]

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