Sylvia Olga Fedoruk

1927-2012, Canada
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– 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.

Graphic by Shannon Wrightshannon-wright.com
Sylvia Olga Fedoruk [Fe-doruk], (Ukrainian: Федорук), OC SOM (May 5, 1927 – September 26, 2012) was a Canadian physicist, medical physicist, curler and the 17th Lieutenant Governor of Saskatchewan. read more

Sally Ride

1950-2012, USA
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– 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.

Graphic by Shannon Wrightshannon-wright.com
Sally Kristen Ride (May 26, 1951 – July 23, 2012) was an American physicist and astronaut. Born in Los Angeles, she joined NASA in 1978 and became the first American woman in space in 1983. Ride was the third woman in space overall, after USSR cosmonauts Valentina Tereshkova (1963) and Svetlana Savitskaya (1982). Ride remains the […] read more

Inge Lehmann

1888-1993, Denmark
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– 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.

Graphic by Ele Willoughbyminouette.etsy.com
Inge Lehmann ForMemRS (13 May 1888 – 21 February 1993) was a Danish seismologist and geophysicist. In 1936, she discovered that the Earth has a solid inner core inside a molten outer core. Before that, seismologists believed Earth’s core to be a single molten sphere, being unable, however, to explain careful measurements of seismic waves […] read more

Ada Lovelace

1815-1852, England
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– 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.

Graphic by Ele Willoughbyminouette.etsy.com
Augusta Ada King-Noel, Countess of Lovelace (née Byron; 10 December 1815 – 27 November 1852) was an English mathematician and writer, chiefly known for her work on Charles Babbage‘s proposed mechanical general-purpose computer, the Analytical Engine. She was the first to recognise that the machine had applications beyond pure calculation, and created the first algorithm intended […] read more

Ursula Franklin

1921-2016, Germany/Canada
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– 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.

Graphic by Ele Willoughbyminouette.etsy.com
Ursula Martius Franklin, CC OOnt FRSC (16 September 1921 – 22 July 2016), was a German-Canadian metallurgist, research physicist, author, and educator who taught at the University of Toronto for more than 40 years.[1] She was the author of The Real World of Technology, which is based on her 1989 Massey Lectures; The Ursula Franklin […] read more

Barbara McClintock

1902-1992, USA
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– Won the Nobel Prize in 1983 for the discovery of mobile genetic elements.

– It took 20 years for her major discovery to be accepted.

Graphic by Rachell Sumpterrachellsumpter.com
Barbara McClintock (June 16, 1902 – September 2, 1992) was an American scientist and cytogeneticist who was awarded the 1983 Nobel Prize in Physiology or Medicine. McClintock received her PhD in botany from Cornell University in 1927. There she started her career as the leader in the development of maize cytogenetics, the focus of her […] read more