Template:Selected anniversaries/February 25: Difference between revisions
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||1670:Maria Margaretha Kirch born ... astronomer, and one of the first famous astronomers of her period due to her writings on the conjunction of the sun with Saturn, Venus, and Jupiter in 1709 and 1712 respectively. Calendar pic. | ||1670:Maria Margaretha Kirch born ... astronomer, and one of the first famous astronomers of her period due to her writings on the conjunction of the sun with Saturn, Venus, and Jupiter in 1709 and 1712 respectively. Calendar pic. | ||
||1682: Giovanni Battista Morgagni born ... anatomist and pathologist. | ||1682: Giovanni Battista Morgagni born ... anatomist and pathologist ... the father of modern anatomical pathology, who taught thousands of medical students from many countries during his 56 years as Professor of Anatomy at the University of Padua. His most significant literary contribution, the monumental five-volume On the Seats and Causes of Disease, embodied a lifetime of experience in anatomical dissection and observation, and established the fundamental principle that most diseases are not vaguely dispersed throughout the body, but originate locally, in specific organs and tissues. Pic. | ||
File:Samuel Colt.jpg|link=Samuel Colt (nonfiction)|1836: [[Samuel Colt (nonfiction)|Samuel Colt]] is granted a United States patent for the Colt revolver. | File:Samuel Colt.jpg|link=Samuel Colt (nonfiction)|1836: [[Samuel Colt (nonfiction)|Samuel Colt]] is granted a United States patent for the Colt revolver. | ||
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File:USS Cairo.jpg|link=USS Cairo (nonfiction)|1861: [[USS Cairo (nonfiction)|USS Cairo]] retrofitted with military [[Gnomon algorithm functions]]. | File:USS Cairo.jpg|link=USS Cairo (nonfiction)|1861: [[USS Cairo (nonfiction)|USS Cairo]] retrofitted with military [[Gnomon algorithm functions]]. | ||
||1866 | ||1866: Miners in Calaveras County, California, discover what is now called the Calaveras Skull – human remains that supposedly indicated that man, mastodons, and elephants had co-existed. | ||
||1898: William Thomas Astbury born ... physicist and molecular biologist who made pioneering X-ray diffraction studies of biological molecules. His work on keratin provided the foundation for Linus Pauling's discovery of the alpha helix. He also studied the structure for DNA in 1937 and made the first step in the elucidation of its structure. No pic. | ||1898: William Thomas Astbury born ... physicist and molecular biologist who made pioneering X-ray diffraction studies of biological molecules. His work on keratin provided the foundation for Linus Pauling's discovery of the alpha helix. He also studied the structure for DNA in 1937 and made the first step in the elucidation of its structure. No pic. | ||
Revision as of 07:51, 25 February 2019
1836: Samuel Colt is granted a United States patent for the Colt revolver.
1861: USS Cairo retrofitted with military Gnomon algorithm functions.
1971: Chemist and academic Theodor Svedberg dies. He was awarded the 1926 Nobel Prize in Chemistry for his pioneering use of analytical ultracentrifugation to distinguish pure proteins from one another.
1972: Mathematician and academic Hugo Steinhaus dies. He "discovered" mathematician Stefan Banach, with whom he made notable contributions to functional analysis, including the Banach–Steinhaus theorem.
1999: Chemist Glenn T. Seaborg dies. He shared the 1951 Nobel Prize in Chemistry for the synthesis, discovery, and investigation of transuranium elements.