Tag Archives: science

Book review of The Origins of Modern Science

Arpan K. Banerjee Solihull, United Kingdom   Cover: The Origins of Modern Science: From Antiquity to the Scientific Revolution. Science and medicine have long been intertwined: many advances in the field of medicine would not have been possible without prior knowledge of fundamental science. It is not surprising, therefore, that a medical historian would also […]

The Valsalva maneuver

JMS Pearce Hull, England, UK   Fig 1. Valsalva’s maneuver. Source It is a paradox that the discovery of the Valsalva maneuver did not relate to cardiovascular physiology but to the treatment of discharges from the ear. Valsalva’s maneuver is now used physiologically1 to test cardiac and autonomic function, and in several other diagnostic and […]

Mitochondrial DNA: a maternal gift

Marshall Lichtman Rochester, New York, United States   Human haplogroup tree rooted at Mitochondrial Eve. By Wapondaponda. 2009. Via Wikimedia. CC BY-SA 3.0 DNA is arrayed on twenty-three pairs of chromosomes in human cell nuclei. It is coiled tightly around proteins called histones that together with DNA form a chromosome. The largest chromosome carries several […]

Pursuing ‘Conclusions Infinite:’ the divine inspiration of Georg Cantor

Sylvia Karasu New York, New York, United States   Georg Cantor, German mathematician, 1845-1918. Cantor as an older man, date unknown. Cantor was not quite age 73 when he died of heart failure. Photo Credit: Colport/Alamy Stock Photo. Used with permission. There is a “fine line between brilliance and madness”: the distinction, for example, between […]

Leonhard Thurneysser: scholar, alchemist, and miracle doctor

Leonard Thurneysser. Via The National Library of Medicine. A highly controversial figure even in his time, Leonhard Thurneysser remains to this very day for some a revered scientist and for others a resolute quack. Born 1531 in Basel, he was the son of a goldsmith and followed in his father’s profession. He also studied with […]

How Britain rescued scientists from Nazi tyranny

JMS Pearce Hull, England   Fig 1. Signatories to Letter to The Times, 22 May 1933 In March 1933 while visiting Vienna, William Beveridge, Director of the London School of Economics, learned that Hitler had just decreed it illegal for “non-Aryan,” mostly Jewish people to hold posts in the Civil Service. Many lawyers, doctors, and […]

Omentum: much more than “policeman of the abdomen”

Ashok Singh Chicago, Illinois, United States   Histology of activated omentum 3 days after placing a 5 cc slurry of inert polydextran particles of approx. 100 micron diameter (1 million particles) in the abdominal cavity of rats. Note the dramatic change in the size and quality of the omentum. While the native omentum is fatty […]

Augusta Ada Byron, Countess of Lovelace (1815–1852)

JMS Pearce  Hull, England   Fig 1. Charles Babbage. Engraving from 1871. Via the Library of Congress Prints and Photographs Division. Source It is undeniable that computer science and technology play an important part in medical investigation and research, and universally in the transmission of information. Everyone remembers Charles Babbage, (1791-1871) (Fig 1) inventor of […]

Doubled edged shield

Adil Menon  Cleveland, Ohio, United States   Jeryl Lynn Hilleman with her sister, Kirsten, in 1966 as a doctor gave her the mumps vaccine developed by their father. Unknown Photographer, distributed by Merck Sharp & Dohme. ca 1966. Credit: Smithsonian National Museum of American History  Working my way through a biography of pioneering vaccine developer […]

Absinthe: the green fairy

Nicolás Roberto Robles Badajoz, Spain   Figure 1. Green Muse. Albert Maignan. 1895. Via Wikimedia Commons “After the first glass of absinthe you see things as you wish they were. After the second you see them as they are not. Finally, you see things as they really are, and that is the most horrible thing […]