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…
On April 24, 1996, Wapusk National Park, an area covering 11,475 km2 (4,430.5 mi2 ), became part of Canada’s National Parks system. Wapusk, “White Bear” in Cree, protects one of the world’s largest polar bear den areas. On the transition between boreal forest and…
Twenty-eight years ago on January 22, 1992, STS-42 carried the first International Microgravity Laboratory [IML-1], dozens of experiments, and seven space shuttle crew members into orbit. Over 200 scientists from 13 countries contributed to the crew’s onboard research tasks in the physical and life…
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 February 21, 1849, Canadian inventor and surveyor, Édouard Gaston Daniel Deville was born in France. A naval school graduate who served in the French navy, he conducted marine surveys around Peru and South Pacific islands, using sounding lines, to measure and describe features…
On January 25, 1627, chemist, physicist, and inventor Robert Boyle was born in Ireland. He was one of the shakers and movers of the 17th century. It was helpful that he was moneyed and could pursue his interests as he chose. Thankfully for humankind,…
On November 17, 1865, Canadian astronomer and astrophysicist John Stanley Plaskett was born in Hickson, Ontario. A trained mechanic and electrician, he accepted a position at University of Toronto where he was employed to apply his skills to the design, construction, and maintenance of…
On August 30, 1935, marine biologist and oceanographer Sylvia Alice Earle was born. She has spent four decades of undersea exploration and has led underwater research expeditions not only for oceanographic research societies but also for investigations into oil spill impact. Serving a term…
On July 14, 1862, geologist Florence Bascom was born. As a youngster, she accompanied her father and his university associates on field trips and was hooked on geology after an early trip to Mammoth Cave. Advancing through school and into university, Bascom became interested…
On December 17, 1972, the recovery ship USS Ticonderoga picked up the Apollo 17 command module from the Pacific Ocean. The splashdown, a return-to-Earth routine of manned spacecraft in that day, marked the capping moment of the capping mission of the Apollo manned lunar…