Sylvia Olga Fedoruk1927-2012, Canada
– Helped develop the first cobalt-60 unit and one of the first medical nuclear scanners.
– Was the Lieutenant Governor of Saskatchewan, Canada from 1988-1994.
– Her personal coat of arms has pictures of atoms.
Sally Ride1950-2012, USA
– The first American woman in space.
– Also the youngest astronaut, and the earliest known LGBT astronaut.
– Advocated for NASA to focus on problems directly facing humanity.
Inge Lehmann1888-1993, Denmark
– Discovered that the earth has a solid inner core inside by a molten outer core.
– She was the first head of the Department of Seismology at the Geodetical Institute of Denmark.
Ada Lovelace1815-1852, England
– A countess, Lovelace wrote the world’s first computer program for Charles Babbage’s Analytical Machine.
– Was also interested in how individuals and society could use technology collaboratively.
Ursula Franklin1921-2016, Germany/Canada
– A pioneer in archaeometry, which uses modern material sceince in archaeology.
– Her research on the strontium 90 levels in teeth led to the end of ending of atmospheric nuclear weapons testing.
– A fierce advocate of pacifism and feminism, writing extensively on these subjects.
Barbara McClintock1902-1992, USA
– Won the Nobel Prize in 1983 for the discovery of mobile genetic elements.
– It took 20 years for her major discovery to be accepted.