A date in history of medicine, science, environmental study, space exploration of benefit to our knowledge of earth and life sciences of interest.
On May 24, 1686, self-taught physicist Daniel Gabriel Fahrenheit was born. He was also a self-taught engineer and, having once worked as a glass blower, became an innovative maker of scientific instruments. At the time, although thermometers were available for trade, no two ever…
On December 18, 1971, Capitol Reef National Park in the south-central Utah desert was signed into law. It is the home of several unusual geologic formations such as the Waterpocket Fold. In the Late Cretaceous approximately 70 to 50 million years ago, a monocline…
On November 14, 1792, geologist Charles Lyell was born. Although he trained as a lawyer, he had always been more interested in geology. Extensively travelled and a keen observer, he came to realize the marks of great prehistoric time were all around him. He…
On October 21, 1999, the Black Canyon of the Gunnison was designated a National Park in western Colorado. The long narrow canyon is a carving of about two million years of relentless river erosion through the soft as well as granite bedrock created by…
On March 11, 1888, a great “Nor’easter” began to form on the NE coast of the U.S.A. Because of their unstable atmospheric pressures, regions of Earth in the mid-latitudes experience the widest range of weather formations. March can be a wild weather month there.…
On February 20, 1902, American photographer and environmentalist Ansel Adams was born. As a youngster, he loved the outdoors and hiking through his home state, California. Adams joined the Sierra Club, spending summers in the glacial Yosemite Valley in Yosemite National Park in the…
On February 13, 1743, [O.S.] British naturalist and science patron Sir Joseph Banks was born. Well-educated and heir to a fortune by 20, Banks employed his talents and resources in the cause of Natural Science, and Botany in particular. He collected rocks, plant and…
On February 6, 1913, Mary Douglas Leakey was born. Interested in art and archaeology from an early age, she was deeply impressed by the prehistoric cave paintings she visited at several sites in France. Leakey distinguished herself as a scientific illustrator of ancient and…
On January 5, 1874, American neurophysiologist Joseph Erlanger was born. Studies in chemistry, research, and medicine at Johns Hopkins gained him an internship with William Osler in internal medicine. Within the year, Erlanger became more interested in research and teaching than in practicing medicine.…
On December 29, 1863, cardiologist Wilhelm His Jr. was born in Basel, Switzerland. He was the son of a Swiss embryologist who constructed the first microtome, a tool that cuts extremely thin slices or sections of material for microscopic examination. Why the heart beats…