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Latest Blog Posts
12
AprInternational Day
of Human Space FlightOn 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 … Continue reading →
22
FebCatching the Wave
On February 22, 1857, German physicist Heinrich Rudolf Hertz was born. He was a student and protégé of the great Hermann von Helmholtz. Hertz began his career as a university lecturer and quickly established himself as an accomplished speaker. In … Continue reading →
Tag Archives: plate tectonics
Taking the Floor
On April 11, 1924, oceanographer and marine geologist, Bruce Charles Heezen was born. He became an expert on continental drift and the undersea landslides that reshape ocean floors. A pioneer in plate tectonics, he was leader of the team from … Continue reading
Posted in On This Day
Tagged Bruce C Heezen, Columbia University, Mid-Atlantic Ridge, plate tectonics, The Roberta Bondar Foundation
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Graphic Plots
On July 30, 1920, Marie Tharp was born in Ypsilanti, Michigan. A pioneering oceanographic cartographer, she mapped the ocean floor and co-discovered the Mid-Oceanic Ridges, along with her colleague Bruce Heezen, Columbia University’s team leader of ocean ridge mapping. As … Continue reading
Posted in On This Day
Tagged cartography, Columbia University, Heezen-Tharp, July 30, Marie Tharp, Mid-Atlantic Ridge, Mid-Oceanic Ridges, ocean cartography, On This Day, plate tectonics, The Roberta Bondar Foundation
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