A date in history of medicine, science, environmental study, space exploration of benefit to our knowledge of earth and life sciences of interest.
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,…
On March 21, 1971, the United Nations’ Food and Agriculture Organization declared this as World Forestry Day to share information, research, and project updates on forests and forestry around the world. This day was chosen because it is the vernal equinox in the Northern…
On this day in Sault Ste Marie Ontario, future neuro-ophthalmologist and payload specialist Roberta Lynn Bondar was born. Of course, no one knew all that at the time. Or even what those words meant. She had to learn to walk first! And to prefer…
On October 18, 1616, English botanist and herbalist physician Nicholas Culpeper was born. Receiving early lessons in Latin and Greek, he read widely in his grandfather’s library. He learned about the application of medical plants from his grandmother. Culpeper attended Cambridge but discovered sports…
On August 25, 1916, the United States National Park Service was created by Congress through the National Park Service Organic Act to care for all national parks, historic battlefields, and monuments throughout the country. More than 400 National Parks later… the USNPS celebrates its…