Leonardo da Vinci started work on the Mona Lisa around 1503, thought to be a commissioned painting of Lisa Gherardini, the third wife of silk merchant Freancesco del Giocondo. As to why da Vinci never delivered it, it has been speculated that he received a much more lucrative commission shortly thereafter and thus abandoned the painting at the time. Another […]
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Denny G. asks: Why do baseball managers wear the team’s uniform instead of a suit or something like that like you see in other sports? It especially seems weird because managers in baseball seem to universally let themselves go after their playing days are over and tubby old men do not look good in sports uniforms! Football coaches wear clothes […]
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Elizabeth F. asks: Is white gold really gold? If it is, how do they make it white when it’s an element? The purest form of gold is, of course, golden and is referred to as 24 karat gold. Pure gold is much too soft for use in jewelry and can even be dented by simply pressing your fingernail hard against […]
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As you may know, naturally created diamonds are formed from carbon subjected to extreme pressure (725,000 pounds per square inch or so) and heat (1,650 to 2,370 °F) some 90-120 miles down. The world’s natural diamond supply (that has come to the surface) was formed in this way some 1-3 billion years ago. However, scientists only realized that diamonds are […]
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Laura K. asks: Why does the yolk of a hard-boiled egg sometimes turn green? The process of hard-boiling an egg involves denaturation. During this process, the amino acid chains found in the proteins in the egg are altered from their original, raw egg state, with the denaturation temperature varying somewhat depending on the specific protein in question (see chart here). […]
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Comedian Jerry Lewis has been entertaining audiences and movie-goers around the world since he first took to the stage at the age of five in 1931, singing “Brother, Can You Spare a Dime?” in New York City. For a decade during the 1940s and 1950s, he teamed up with Dean Martin forming one of the greatest comedy duos in history. […]
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Nathan K. asks: Is it true that mosquitoes are more attracted to some people than others or does it just seem that way? Female mosquitoes can put a damper on any outdoor event when they start to snack on those present. (Note: only the females drink your blood; they don’t need it for their own nourishment, but for certain nutrients […]
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In the early 1960s, high school athlete Dick Fosbury probably never imagined that he would set the Olympic high jump record in 1968. The then teenager at Medford High School in Oregon participated in the high jump portion of track and field, but as a sophomore, he failed to clear the 1.5 meter height required to qualify for a number […]
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New York City struggled to meet its recruitment goals during the spring of 1917. The United States had recently entered World War I, which had been raging in Europe since 1914 (see: What Really Started WWI), and the military needed volunteers. While New York City had a population of around 6.5 million at the time, it lagged behind its goal […]
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The records of William Buckley’s early life are vague at best. Even Buckley himself stated that he did not remember much of it. What is known is that Buckley was born sometime in 1780, most likely in Marton, Cheshire, England. His parents had three other children, two girls and another boy, and his maternal grandfather was raising Buckley by his […]
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Laura asks: Is it true that lobsters can’t die of old age? You’ll often hear it claimed that lobsters are biologically immortal. So is it true? Not really, though this is partially an argument in semantics as you’ll soon see. (And while we’re on the topic of lobster myths, no: Lobsters do not mate for life. In fact, the male […]
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Kyle D. asks: Why do oysters make pearls? Oysters make pearls as a defensive response to foreign objects. The process begins when some foreign body, such as sand, a parasite or some other organic material, manages to make its way inside the oyster’s shell and comes in contact with the mantle, a layer that protects the oyster’s internal organs, sometimes even […]
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In the Swedish town of Gävle, about 100 miles north of Stockholm, residents have been erecting a giant straw goat in the town center since 1966. The Gävle Goat, also known as the Yule Goat and the Gävlebocken, may be a massive Christmas decoration, but there is never any guarantee that it will still be standing for the holiday. That […]
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Matt asks: Why do Americans refrigerate eggs and other countries don’t? How long do eggs last unrefrigerated? In supermarkets across the United States, Australia, and Japan, eggs can be found in the refrigerated section alongside other cold items such as milk and cheese. However, in most other countries of the world, eggs can be found stored at room temperature alongside nonperishable […]
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In the midst of the Cold War, it can be easy to think the United States and the Soviet Union would be unable to come to an agreement on anything. Yet they, and ten other countries gathered in Washington, D. C. in 1959 to successfully negotiate the Antarctic Treaty, which not only encouraged international cooperation with the goal of scientific […]
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Nazi troops invaded Poland on September 1, 1939, despite the best efforts of Captain Witold Pilecki and his fellow Polish soldiers. On November 9th of that same year, Witold and Major Wlodarkiewicz founded the Tajna Armia Polska (TAP or Polish Secret Army), an underground organization that eventually became consolidated with other resistance forces into The Home Army. Not long after […]
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If you happen to think killing two birds with one stone is a bit inefficient, or you have found your way into a zombie apocalypse, you might be interested in a special type of gun known as a “punt gun,” that used to be somewhat common among commercial waterfowl hunters. What’s so special about this gun? It is capable of […]
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For all Charles Dickens knew, his second American tour starting in 1867 might be a trip into hostile territory. His first tour in the country during 1842 left him disillusioned, and his subsequent books American Notes and Martin Chuzzlewit offered stinging criticism of the America he experienced. But he was desperate. Between his banished wife’s monthly stipend and supporting his […]
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