Browsing: Nature

A Brief History On August 4, 2019, we celebrate another Friendship Day, truly one of the worthwhile “Days” you might find on those ubiquitous event calendars that have a day for (seemingly) everything.  So important is this “holiday,” it has its own organization (which you could see by clicking the link above).  After family, friends are the next most important people in the world, and today we take a look at 10 examples of friends that are famous, infamous, or of historical importance.  Who is your best friend?  Your mom/dad?  Your sister/brother?  Someone you have known since childhood, or a…

A Brief History On July 24, 1935, the heat wave aspect of the Great Dust Bowl hit its high point, with temperatures soaring in the Midwest and on the Great Plains, cities such as Chicago reaching 109 °F and Milwaukee hitting 104 °F.  Striking the central United States during the Great Depression (1929 to 1939-1941, depending on interpretation) made the environmental catastrophe of drought and heat all the worse.  The enormous increase in the use of motorized tractors plowing the prairie, replacing tough prairie grasses with roots that held the soil together with loosely plowed earth and food crops, the…

A Brief History On July 23, 1973, American pilot and national hero, Eddie Rickenbacker, died at the age of 82, later buried in his native Columbus, Ohio, the city of his birth.  Rickenbacker was the leading American flying “Ace” in World War I, having shot down 26 enemy aircraft and being awarded the most medals of any American war hero of World War I, including the coveted Medal of Honor.  Prior to his wartime exploits, Rickenbacker had been a premier race car driver and automotive designer.  After various other pursuits, Rickenbacker became the head of Eastern Airlines in 1935, a…

A Brief History On July 10, 1997, British scientists in London, England, reported that the DNA analysis of a Neanderthal skeleton gave credibility to the “Out of Africa” theory of human origins, including the likelihood of an “Eve” ancestress to all modern humans dated back to 100,000 to 200,000 years ago.  Some other scientists have since pushed back the possible date of origin of the human species to over 300,000 years ago, still believed to have originated in Africa. Digging Deeper The idea that every single human being on Earth has a common ancestor, the fabled “Eve,” is supported by…

A Brief History In 1939, German scientist Adolf Friedrich Johann Butenandt won the Noble Prize in Chemistry for his work on sex hormones, while Croatian-Swiss scientist Leopold Ruzicka co-won for his work on polymethylenes and higher terpenes. Both men had previously and independently partially synthesized testosterone from a cholesterol base. Digging Deeper Testosterone is the primary male sexual hormone in humans and is also what is called an anabolic steroid, an androgen that helps males build the heavier muscular and skeletal body mass that differentiates men from women. Testosterone keeps men healthy and strong, prevents osteoporosis and contributes to male…

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