Explore these ideas and more!

Margaret Hutchinson Rousseau was a chemical engineer who designed the first commercial penicillin production plant. She was also the first female member of the American Institute of Chemical Engineers.

Mary Sherman Morgan was America’s first female rocket scientist and she was credited with the invention of the liquid fuel Hydyne in 1957, which powered the Jupiter-C rocket that boosted the United States' first satellite, Explorer 1.

Bertha Parker Pallan Cody (1907–1978) is known as the first female Native American archaeologist.

Laura Bullion was a female outlaw of the Old West. Most sources indicate Bullion was born of German and Native American heritage. Laura Bullion was a member of Butch Cassidy's Wild Bunch gang; her cohorts were fellow outlaws, including the Sundance Kid, "Black Jack" Ketchum, and Kid Curry. For several years in the 1890s, she was romantically involved with outlaw Ben Kilpatrick ("The Tall Texan"), a bank and train robber and an acquaintance of her father, who had been an outlaw, as well.

Margaret Harwood (1885–1979) was an astronomer. She was the very first director of the female-run Maria Mitchell Observatory in Nantucket, Mass., a nonprofit science education institute. | 34 American Lady Scientists Who Changed The World

Dorothy Hodgkin worked out the structure of penicillin, insulin and vitamin B12. But when, after 31 years of work, she won the Nobel Prize for science in 1964 the Daily Mail chose to run the story under the headline "Oxford housewife wins Nobel"

Dr Elizabeth Blackwell (1821–1910) | 12 Historical Women Who Gave No F*cks

Astronomer Henrietta Swan Leavitt discovered Cepheid variables, which helped prove the universe was bigger than the Milky Way. One of the many female scientists who have never gotten the recognition they deserved.

Botanist Matilda Moldenhauer Brooks (b. 1891) attended Harvard and conducted research along with her husband, Sumner Cushing Brooks. She discovered an antidote for carbon monoxide and cyanide poisoning in the ’30s. | 34 American Lady Scientists Who Changed The World

Penicillin invented in 1929 by Dr. Alexander Fleming, London, England.

Rachel Carson- "Mother of modern environmentalism"-so ahead of her time. She sounded the alarm despite the predictable backlash form agribusiness and chemical companies who called her a "Hysterical female" and a communist.

Cecilia Payne-Gaposchkin was an Anglo-American astronomer. She changed the face of astrophysics with her 1925 PhD thesis, in which she demonstrated that the sun was made almost exclusively from hydrogen and helium. Only 2% of its mass came from the other chemical elements, such as iron, oxygen and silicon.

Mary Knight Dunlap (1910–1992), the founder of the Association for Women Veterinarians. | 34 American Lady Scientists Who Changed The World

Roger Arliner Young (1889–1964) was a zoologist and biologist and the first African-American woman to receive a doctorate in zoology. During her long career she studied radiation, paramecium, and hydration and dehydration of living cells. | 34 American Lady Scientists Who Changed The World

Annie Jump Cannon (December 11, 1863 - April 13, 1941) was an American astronomer whose cataloging work was instrumental in the development of contemporary stellar classification. With Edward C. Pickering, she is credited with the creation of the Harvard Classification Scheme, which was the first serious attempt to organize and classify stars based on their temperatures.

Dr. Martha Euphemia Lofton Haynes (1890–1980) was the first African-American woman to receive a Ph.D. in math, and she taught math in Washington, D.C., for 47 years. | 34 American Lady Scientists Who Changed The World

Mildred Adams Fenton (1899–1995) trained in paleontology and geology at the University of Iowa. She and her husband, Carroll Lane Fenton, wrote dozens of science books together. | 34 American Lady Scientists Who Changed The World

The first female Secretary of the Air Force, Dr. Sheila E. Widnall.

Nellie Bly (1864–1922) Nellie Bly was a daring and influential investigative journalist who wrote groundbreaking stories about political corruption and poverty. She once faked madness in order to report undercover from an abusive mental institution in New York City, which led to outcry and reform. Oh, and she once travelled around the world in a record-breaking 72 days, just ‘cause.

Dr. Clelia Mosher was a brilliant and extraordinary woman who made debunking the claims of Victorian medicine regarding the frailty of the female body her life's work.

Florence Bascom (1862–1945) was the first woman to earn a Ph.D. from Johns Hopkins University and was also the first woman elected to the Geological Society of America. | 34 American Lady Scientists Who Changed The World