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,…
On April 3, 1837, writer/naturalist, John Burroughs was born. In his early adult years, he alternated teaching with studying at different institutions or colleges. The works of Wordsworth and Emerson inspired him to write from his personal vantage point – a man raised and…
On March 27, 1905, aeronautical engineer Elizabeth Muriel Gregory “Elsie” MacGill was born in Vancouver, British Columbia. Attracted first to the red-hot field of radio, she became the first woman electrical engineering graduate from the University of Toronto. Working her first job at the…
On March 23, 1950, the World Meteorological Organization was created as a specialized agency of the United Nations. The WMO speaks on the state of Earth’s atmosphere and reports its interaction with oceans, the climate it produces, and the resulting distribution of water resources.…
On March 22, 2022, we celebrate World Water Day, a special day for focusing upon the most vital food for life on Earth. Each year, the United Nations Organization chooses a special water focus that has included water for cities, groundwater, health, disasters, scarcity,…