On December 17, 1908, American physical chemist Willard Frank Libby was born. He specialized in radiochemistry, the chemistry of radioactive materials. Radiochemistry includes the study of both natural and man-made radioisotopes. Isotopes are variants of a specific chemical element that differ from each other…
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 22, 1896, American biochemist and nutrition researcher Charles Glen King was born. For about 200 years, limes and lemons and a few certain other foods were known to be effective in preventing and treating scurvy, a nutritional deficiency disease that, untreated, leads…
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…
April 24, 2017 marked the official launch of a new partnership project between The Roberta Bondar Foundation and Science North that incorporates the 2017 photography-based Ontario150 Bondar Challenge.
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 15, 1884, inventor and educator Alfred Carlton Gilbert was born. He paid for some of his university expenses by performing as a magician and launched a company to manufacture and sell magic kits. Upon graduating from Yale medical school, Gilbert chose to…
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…