You are not looking at a LGBTQ pride rainbow after a drinking binge. Nope, instead this image is an artistic representation of a type of nucleic acid arrangement called a RIBOZYME, and it perhaps is key to understanding some of the earliest history of all: the history of the origins of life.We learned in Middle […]
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This painting by Francois Fleury-Richard shows a scene from the children’s fairy-tale “Little Red Riding Hood.” The illustration dates to about 1820, which is centuries after the original story developed. However, some features of this piece render the original spirit of the tale better than later versions. We see the smallness of the girl, who
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Along a particularly rocky portion of the Tuscarora Trail in Perry County, Pennsylvania, is situated a 3,037-acre wildlife sanctuary established by Florence W. Erdman in memory of her mother. The F.J. Reineman Wildlife Sanctuary dates from 1966, and the trust establishing this land gave it to Dickinson College in Carlisle, Pennsylvania, which is just near
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You are looking at an ecological transformation: what you see here is the former Gunter Valley Dam, which used to block Trout Run in the Tuscarora forest of south-central Pennsylvania. The reservoir from the dam supplied the community in Shippensburg with water from the early 1960s, when it was built, until about 2010, when engineers
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Like spokes on a wheel, these wide boulevards typify the landscape of Paris. Beautiful components of the city, tourists have come to associate these streets with “La Ville Lumiere”. But this architecture has a more sinister origin: it developed out of a desire to stop protesters.The second image shows a now-demolished street called rue du
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In Frank Herbert’s sci-fi _Dune_ series, the Bene Gesserit are amazing space-witches who have developed such mental control over their unconscious physiology that their powers seem superhuman. But Herbert’s ideas weren’t merely fiction: the person you see here is not a space witch, but she did figure out a technique of controlling elements of human
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Here is one of the most famous job advertisements in the history of psychology. In 1971, Professor Philip Zimbardo enlisted a number of highly educated men to participate in an experiment about prison life. Those who enrolled in the project knew more about what they were getting into than most participants of psychological tests, and
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Since the year 2000, the Audubon Society has been involved with the site shown here called Hawk Watch. Located at Waggoner’s Gap along the Kittatinny Ridge just north of the town Carlisle in south-central Pennsylvania, Hawk Watch has a legacy of being a major corridor for thousands of hawks, eagles, and falcons who traverse across
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And here we see Jean-Paul Sartre (1905-1980), one of the greatest philosophers of the 20th century. He embodied the Existentialist movement, which argued that there is no authority or meaning in existence outside of what we make of it. Whether we accept or reject this idea, or find it hopeful or depressing, Sartre’s philosophy admirably
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If you haven’t read about the Tulsa Race Massacre of May 31/June 1, 1921, I recommend learning about it. One of the worst race-based killings in American history, it illustrates how simmering bigotry, fear, and mob violence can erupt quickly and cause lasting harm. It also showcases the critical role that historical memory plays in
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In the far north-central region of Pennsylvania lies Cherry Springs State Park, an amazing resource that shows how important civil planning can be for enabling the natural world to profit future generations.The area’s old-growth forests were clearcut in the late 19th- and early 20th- centuries, and an airport was built there in 1935 — inauspicious
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When does the story of Alice actually intersect with rabbits? In the case of evolutionary history — and a failed attempt at biological warfare in Australia.I can think of nothing that demonstrates the process of biological evolution more clearly than viruses. Because their genomes are so small, their genetic mutation rates produce a rapid effect.
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This is Lucy Wills, a woman lucky enough to possess the resources to do as she pleased. She travelled throughout her life, never married and maintained many long-lasting friendships, and kept up a lifetime of rigorous scientific study — she utilized all these characteristics to develop research that led to the saving of many people’s
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Today’s social-media aficionados take a lot of personality tests that we know are pure rot, like “what your birth crystal says about the way you treat your pets” or “what your quarantine eating habits reveal about your financial investment patterns.” The bust pictured here reflects similarly outlandish claims from a century and a half ago,
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This haunting painting by John Singer Sargent (‘Gassed,’ 1919) shows the horrific consequences of Mustard Gas that nations used against enemy soldiers in the First World War. The hazy yellow skies permeate the atmosphere, as the wounded men make their way across the canvas, many blinded by the hydrochloric acid that survivors attested smelt of
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President Franklin Delano Roosevelt led the United States through the Great Depression and the Second World War, winning four consecutive elections despite the fact that he was believed to have suffered from polio, aka infantile paralysis. His reliance on wheelchairs and other assistance to get around was something that his opponents thought would make him
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Worlds End and Loyalsocks are magnificent and adjacent Pennsylvanian State Parks in the north-central part of the state. Thanks to the work of the Civilian Conservation Corps, Worlds End’s forests were replanted, and now Hemlock, Yellow Birch, and Red Maple join other tree species in a remarkably diverse ecology. The American environmentalist and state governor
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May I introduce you to Min Chiu Li, a Chinese-American scientist to whom many of us owe our lives or the lives of loved ones? In the 1950s, Li figured out a critical aspect about how the disease cancer works, leading to the successful employment of chemotherapy.Min Chiu Li came to the United States to
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In the remote grassy highlands of northern Ireland is the Sacred Heart Roman Catholic Church. There, three disprate landmarks – a cross, a grave, and some special dirt – tell a story about hope for an end to suffering.From the Medieval past, the tenth-century Boho High Cross depicts scenes from the Biblical Book of Genesis
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Ah, how to frame the life of Qiu Jin, the feminist martial artist who was beheaded by the last Chinese dynastic government for insurrection in 1907? I think this quote by Jack London best captures her spirit: “I would rather be ashes than dust! I would rather that my spark should burn out in a
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