Category Archives: Articles

Weekly Wrap Volume 55

This is a weekly wrap of our Daily Knowledge Newsletter. You can get that newsletter for free here. Why a Gecko’s Feet Can Stick to Almost Anything It has been observed since the 4th century BC that geckos have the ability to climb walls, hang upside down, and apparently “stick” to anything. Aristotle was the first known to have commented […]

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The Tlatelolco Massacre of 1968

The Mexico of 1968 showed every indication of being the most modern nation in Latin America. President Gustavo Diaz Ordaz oversaw a country with a booming economy and a middle class predominately able to send their children to college for the first time in Mexico’s history. Mexico City was even getting ready to host the 1968 Summer Olympics to open […]

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What Causes Warts?

John A. asks: What causes warts and how do you get rid of them safely? A viral infection caused by one of several ubiquitous strains (there are more than 100 known, with the vast majority of humans acquiring at least one strain at some point in our lives) of the pesky human papillomavirus (HPV), skin warts happen as the virus […]

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The Accidental Creation of the Salton Sea

California’s largest lake was originally created by accident, grew to be a popular fishing destination and wildlife refuge, and today is on the verge of becoming an environmental and public health disaster. Due south of Coachella Valley, and roughly north of the heavily agricultural Imperial Valley, the Salton Sea is the lowest part of a basin by the same name […]

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Weekly Wrap Volume 54

This is a weekly wrap of our Daily Knowledge Newsletter. You can get that newsletter for free here. The Indestructible Jacklyn H. Lucas Would you fall on a grenade to save your friends? How about two grenades? Jack H. Lucas did and became the youngest man to be awarded the U.S. Medal of Honor, the United States’ highest combat award. […]

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What Killed Mozart?

Karly N. asks: What did Mozart die from? In 35 short years, Wolfgang Amadeus Mozart produced over 600 works for symphony, concert, chamber, opera and choir, including Don Giovanni, The Magic Flute and The Marriage of Figaro (and some less than family friendly works that few speak of today) before suddenly dying in 1791. Despite 200 years and countless theories, […]

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Why Michael Jackson’s Skin Turned White as He Got Older

Scott L. asks: Is it true that Michael Jackson bleached his skin to turn himself white? Many scandals marred Michael Jackson’s personal life, overshadowing his otherwise remarkable musical career. One such scandal was the obvious change in his appearance, especially his skin color, which started from the mid-eighties to slowly but surely turn from dark to white. By the mid-nineties […]

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The Invention of Morphine

Justin V. asks: Who invented morphine? Derived from opium but far more reliable and powerful, the invention of morphine changed pharmacology and pain relief. A (Very) Short History of Opium  Derived from the seedpods of the poppy, Papaver somniferum (opium) has been used since early civilizations first cultivated it from a wild strain, Papaver setigerum. A 6,000 year old Sumerian […]

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