On September 7, 1914, American space scientist James Alfred Van Allen was born. In the International Geophysical Year [July 1, 1957 to December 31, 1958] Van Allen reconfigured the radiation detectors he had designed for one rocket system to fly on a different system…
On August 6, 1881, doctor and bacteriologist Sir Alexander Fleming was born. As a doctor in the British Army Medical Corps (WWI), Fleming relied on his own skills in titration, the continuous measurement and adjustment in balancing a medication or treatment. He noticed that the…
On June 21, 1868, English zoologist Edwin Stephen Goodrich was born. As a promising student at the Slade School of Art, Goodrich became interested in zoology eventually specializing in comparative anatomy – a study that uses the data and achievements of anatomy, embryology, and…
On June 16, 1902, biologist Barbara McClintock was born. McClintock studied courses in genetics before it was accepted as a discipline. Using maize cobs as her exploratory medium, she noticed colour spots on kernels that could not be explained by Mendelian genetics. Immediately attracted…
On June 14, 1868, Austrian-American immunologist and serologist Dr. Karl Landsteiner was born. Early in his research of blood properties, he had concluded that agglutinin, a substance that causes particles to aggregate in a thickened mass, varied between blood types. He demonstrated how human…
On May 22, 1993, the United Nations sanctioned this date as the International Day for Biological Diversity to increase awareness of biodiversity issues worldwide. 4-piece Logo of 2022 International Day for Biological Diversity Building a Shared Future for All Life is this year’s theme on International Day for Biological…
On May 17, 1749, English country surgeon Dr. Edward Jenner was born. In the 18th century, smallpox was a disease that killed about 20% of victims who contracted it and, if it didn’t kill, it often disfigured or blinded many survivors. When an epidemic…
On April 10, 1865, Canadian naturalist, Jack Miner was born. At 39, he established the Jack Miner Bird Sanctuary for the conservation of migrating Canada geese and ducks on an Ontario peninsula between Lake Erie to the south and Lake Saint Clair to the…
On April 7, 1795, France introduced the metric system of measurement with the original units for length, area, volumes and mass. The main feature of the metric system is the standardized set of interrelated base units that include a standard set of prefixes in…
On April 5, 1815, the Tambora stratovolcano erupted after several thousand years in repose. This Indonesian super-volcano signalled its awakening with a few years of steam releases, tremors, and small eruptions until the April 5th explosion, heard up to 1,400 km (870 mi.) away,…