On September 11, 1847, American astronomer Mary Watson Whitney was born. She excelled in mathematics and nature studies. Whitney was one of Vassar’s first students in the college’s opening year and one of its first students in its new department of astronomy. In a…
On September 1, 1854, American scientific illustrator, conservationist, and educator Anna Botsford Comstock was born. She mastered wood engraving to illustrate articles on insects written by her husband, John Henry Comstock, an entomologist who taught at Cornell. She illustrated many books, some of which…
From August 29 through September 1, 2024, it’s another week of night sights in the Wood Buffalo National Park Dark Sky Preserve at the Dark Sky Festival [DSF]. The park’s 44,807 km2 (17,300 mi2) sit on the border of Canada’s Northwest Territories and the…
On August 23, 2003, Ukkusiksalik, became Nunavut’s 4th and Canada’s 41st national park. Pronounced /ooo koo SIK sa lik/, the name Ukkusiksalik refers to the carvable stone found in the area from which an ukkusik [pot] is made. Just south of the Arctic Circle…
July 9 celebrates the passing of two Nunavut acts in Canadian Parliament – the Nunavut Land Claims Agreement Act and the Nunavut Act, 1993. Nunavut officially split from the Northwest Territories and became a Canadian territory on April 1, 1999. Nunavut…
On June 13, 1983, Pioneer 10 became the first human-made object to travel past Pluto. The first spacecraft to achieve escape velocity from our sun’s system, it was poised to enter interstellar space. For 10 years up to this date, the hardy pioneer had…
The Second Weekends of May and October are events observed twice each year as World Migratory Bird Day to focus world attention on the need to protect migratory bird populations, their habitats, and their international flyways. Through exchanges of information from people within and…
On April 23, 1775, Joseph Mallord William Turner was born. English landscape painter and skilled architectural draughtsman, he produced sketches and paintings that capture historical images of landscapes, seascapes, and cityscapes. Attracted to qualities of light, Turner studied its effects on the subjects of…
On April 16, 1682, English mathematician and instrument maker John Hadley was born. He developed precision mirrors to improve the accuracy and power of the reflecting telescope. Until Hadley, telescopes used mirrors that were spherical in shape. These were often blurry and/or distorted the…
On March 13, 1941, American biophysicist and environmentalist Donella (Dana) Meadows was born. She was a professor of environmental studies at Dartmouth College, New Hampshire. Meadows regarded sustainability as something experienced through living it, an ability she saw in humankind to meet the needs…