Kernels of Truth
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…
In the Blood
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…
International Day for Biological Diversity
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…
Sharing the Good Health News
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…
Tambora
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,…
Second Nature
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…
Happy Birthday, Roberta!
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…
United States National Park Service Birthday!
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…
Pliny’s Play-by-Play
On August 24, 79, the first recorded explosion of Mount Vesuvius, Italy, was witnessed by the 18-year-old nephew of the Commander of the Roman Fleet. His uncle sailed with ships to rescue survivors, leaving the teen to observe the eruption from home across the…
International Day of Human Space Flight
On April 12, 1961, Soviet cosmonaut Yuri Gagarin became the first person to travel into space. He made a 108-minute orbital flight in the fully automated Vostok 1 space capsule. Gagarin did not land in his space capsule. Vostok 1’s reentry into the atmosphere…