7/7/1861 — b. Nettie Maria Stevens, American geneticist, biologist. Discoverer of sex chromosomes; confirmed that chromosomes X and Y determined the sex of an individual by observing that male mealworms produced two types of sperm (1905) #womenshistory #WomenInSTEM #BioSky #SciSky #HistSci #genetics

7/6/1912 — b. Georgeanna Seegar Jones, American gynecologist, endocrinologist, author. Reproductive endocrinology pioneer; her hormone,estrogen + progesterone research led to the HomePregnancyTest. Co-creator,1st US in-vitro fertilization program #womenshistory #WomenInSTEM #MedSky #HistMed #HistSci

Plans have been submitted for a blue plaque to honour a renowned #palaeontologist who was one of the first female scientists at the Natural History Museum. #womeninstem www.yahoo.com/news/science...

7/3/1873 — b. Frances Stern, American dietitian, social worker, educator, author. Important researcher in the fields of scientific #nutrition, applied dietetics + home economics. Her final publication was “Applied Dietetics”(1936, 2nd ed. 1943) #womenshistory #WomenInSTEM #MedSky #HistSci #FoodSky

7/3/1796 — b. Maria Martin Bachman, American artist, naturalist. Watercolor painter, illustrator; created realistic works of flora+fauna, specifically known for her collaborations w/artist John James Audubon #womenshistory #womensartists #womensart #WomenInSTEM #SciSky #HistSci #Audubon #naturalists

7/2/1876 — b. Harriet Brooks, Canadian nuclear physicist. Prominent woman in the field of radioactivity, her pioneering research led to the discovery of nuclear transmutation. The first Canadian female nuclear physicist #womenshistory #Canadian #WomenInSTEM #nuclear #physicists #SciSky #HistSci

7/1/1903 — Gladys Anderson Emerson, American biochemist, professor. Pioneer researcher of relationship btwn nutrition+cancer; authority on vitamin E functions, early scientist to study vit E (1933). Professor of #nutrition, Univ of Calif(1957-70) #womenshistory #WomenInSTEM #BioSky #SciScky #HistSci

6/30/1927 — Phoebe Fairgrave Omlie, American aviator, became the first woman in the United States to be issued a pilot’s license #womenshistory #WomenInSTEM #aviation #AVgeeks #SciSky #HistSci #SheIsTheFirst

Dorothy Swaine Thomas (1899-1977) was an American sociologist & economist. She was the first female President of the American Sociological Association. During World War II, she conceived and headed the Japanese American Evacuation and Resettlement Study. #womeninSTEM

6/29/1877 — b. Ida Maud Cannon, American nurse, social worker, reformer, author. The founder of medical social work; established the first #socialwork dept in a US hospital. Director, Social Service Dept, Mass General Hosp (1915-45) #womenshistory #WomenInSTEM #MedSky #NurseSky #HistMed #HistNursing

3) "Retracing the Steps of Mary Schäffer Warren" by @maryeb.bsky.social , with Trixie Pacis and Meghan J. Ward - niche-canada.org/2026/04/14/r... #envhist #envhum #cdnhist #womenshistory #documentary

Nurse Hilda Florence Latitia Peare Died 13 March 1917 Aged 23 Interestingly the initial headstone noted her service in France The CWGC added a new stone at a later date I think #WomensHistory #WW1 #NursingHistory

6/26/1916 — b. Virginia Satir, American psychotherapist, author. The “Mother of the Family System”; a key figure in the development of family therapy. Known for her work on family reconstruction #womenshistory #WomenInSTEM #PsychSky #family #therapy #MedSky #HistMed #SciSky #HistSci #WriterSky

Incredibly honored to be one of the recipients of the #EPDIC19 Young Scientists Awards & what a fantastic place to receive this prize 😍 #Diffraction #crystallopraphy #PXRD #WomenInSTEM

In den vergangenen Monaten habe ich an einem Projekt gearbeitet, das mir sehr am Herzen liegt. Ich habe Menschen getroffen, die mit ihrer Arbeit unsere Zukunft mitgestalten. Mehr verrate ich heute nicht. Nur so viel: Es geht um Köpfe der Wissenschaft. Nächste Woche mehr. #WomenInSTEM

6//25/1918 — b. Marion Orr, Canadian aviator, flight instructor, aircraft inspector,air traffic controller. Pioneer aviator, notable #WWII pilot of the Royal Canadian Air Force in England. First wmn to run a flying sch; Order of Canada(1986), member,Canadian #Aviation HoF #womenshistory #WomenInSTEM

6/24/1871 — b. Dora Keen, American traveler, mountaineer, alpinist, social and educational worker, adventurer, lecturer. The first person to climb to the sub-Arctic peak of Mount Blackburn, Alaska (1912) #womenshistory #WomenInSTEM #SciSky #HistSci #mountainclimbing #EduSky

Edmée Chandon was the first professional female astronomer in France. She worked at the Paris Observatory throughout her career. She was the first woman in France to earn a doctorat d'État in mathematics. ✨🔭✨ #Astronomy #ParisObservatory #WomenInSTEM #WyrdWomen

In our latest #WomenInSTEM film, space scientist and presenter Lucie Green meets up with Astronomer Royal Michele Dougherty FRS to explore the remarkable life of Caroline Herschel, an astronomer who helped expand our knowledge of the cosmos. https://www.youtube.com/watch?v=_JsSqxbfqLE

6/23/1889 — b. Verena Holmes, English mechanical engineer, inventor. The first female elected to the Inst of #MechanicalEngineers (1924) + the Inst of Locomotive Engineers (1931). Held 12+ #patents; co-founder, engineering firm which employed only women (‘46) #womenshistory #WomenInSTEM #InventorSky

6/23/1848 — Dorothea Dix, American reformer and humanitarian who changed the medical field, is granted use of an alcove in the CapitolLibrary by Congress where she is able to meet w/members to address the welfare of the mentally challenged #womenshistory #WomenInSTEM #MedSky #HistMed #PolSky #LawSky

6/22/1906 — b. Anne Morrow Lindbergh, American author, aviator. Wrote 13 books; her popular “Gift from the Sea” is a formative work of #feminist literature. First wmn to obtain a glider pilot’s license; the first wmn awarded #NatGeo Hubbard Gold Medal (1934) #womenshistory #WomenInSTEM #womenwriters

I'm so excited! 🔭🚀 #WomanAstro #WomeninSTEM #WomeninScience

6/19/1872 — b. Beatrix Farrand, American landscape architect + historian, gardener. Renowned garden #designer, horticulturist; one of the first female landscape #architects. The only female co-founder, American Society of Landscape Architects (1899) #womenshistory #WomenInSTEM #landscaping #HistSci

Today we observe Juneteenth, the oldest-known celebration commemorating the end of slavery in the United States. Learn more about the history of Juneteenth from the Smithsonian's National Museum of African American History and Culture : nmaahc.si.edu/explore/stor...

6/18/1913 — b. Sylvia Field Porter, American economist, journalist, columnist, author, radio personality. Pioneer female financial authority; first wmn to break into the world of #financial writing. Educated consumers on finance for 50+ yrs #womenshistory #WomenInSTEM #EconSky #MathSky #womenwriters

6/16/1892 — b. Ellen Schulz Quillin, American botanist, author, educator + museum director. Founder + director of the San Antonio Museum; director of the Witte Museum, San Antonio, TX. Wrote several field guides on Texas wildflowers + plants #womenshistory #WomenInSTEM #PlantSky #WriterSky #HistSci

List of women in the field of magnetic resonance (in permanent positions) worldwide by @group-ampere.bsky.social #womeninstem #womeninscience www.ampere-society.org/women_in_MR....

Valentina Tereshova was the first woman in space in 1963, but the space bros have never stopped giving her a hard time. In this post I analyse the misogyny and double standards which persist to this day. 🧪 #WomenInSTEM #ValentinasDay

A world-class education is now completely free — MIT has opened its entire vault of more than 2,500 courses to the public online. source: Massachusetts Institute of Technology. (2026). About Us: MIT OpenCourseWare. MIT Open Learning. 😊

6/15/1917 — b. Elizabeth Colson, American anthropologist, author. Focus ethnography, anthropological hist + theory, social organization+social change; specifically the ethnography of Africa + N. America. #Anthropology prof, U of Calif, Berkeley #womenshistory #WomenInSTEM #AnthroSky #SciSky #HistSci

Her essay “Anti-Semitism—a Male Disorder?” came across my desk while revising the final chapters. For me, the essay and its reception serve as a key historical source for understanding how the relationship between gender and anti-Semitism was negotiated within feminist movements in Germany.

6/12/1802 — b. Harriet Martineau, English sociologist, economist, journalist, writer, feminist. The first female sociologist; a founder of modern #sociology and a key figure in the development of modern thought. Wrote 50+ books, close to 2k articles #womenshistory #WomenInSTEM #womenwriters #HistSci

6/11/1942 — b. Maxine Baca Zinn, American sociologist, researcher, author, professor. Leading expert in the fields of family, gender + ethnicity; one of an elite group of female sociologists. Authored many publications #womenshistory #WomenInSTEM #sociology #SciSky #HistSci #womenwriters #FamilySky

6/10/1822 — b. Lydia White Shattuck, American botanist, chemist, naturalist, professor. Prominent wmn in U.S. botanical+natural hist studies; prof, MountHolyoke Seminary(1851); member, WoodsHole Biological Laboratory Corp(1889) #womenshistory #HistSci #WomenInSTEM #PlantSky #ChemSky #SciSky #EduSky

Only a fragment, yet it still stops you in your tracks: A small survival from Amarna, where art got radically, gloriously strange under Akhenaten. Dating to around 1353–1336 BC 📷 Metropolitan Museum

6/9/1887 — b. Gertrude Muller, American inventor, businesswoman. The inventor of the “toidey seat”, and other infant and young childcare products. She was also an early developer of child safety seats for automobiles #womenshistory #WomenInSTEM #Inventors #SciSky #HistSci #childcare #safety

Celebrating Sylvia Earle on #WorldOceansDay! Earle--a marine biologist, oceanographer, and National Geographic explorer-in-residence since 1998--was: + The first female chief scientist of NOAA + Named by TIME magazine as its first Hero for the Planet 1998 #WomenInSTEM #oceanography #HerDeepness

6/8/1903 — b. Jessie Bernard, American sociologist, scholar, author. Influential researcher and a pioneering scholar of #feminist thought in American sociology. Groundbreaking advancements in sociology on women, sex, and marriage #womenshistory #WomenInSTEM #AcademicSky #sociology #SciSky #HistSci

Il y a presque un siècle, deux scientifiques entêtées réussirent à produire le premier vaccin pour la coqueluche. https://www.smithsonianmag.com/science-nature/unsung-heroes-ended-deadly-plague-180979547/ #histsci #histmed #womenInSTEM

6/5/1646 — b. Elena Cornaro Piscopia, Italian mathematician, prodigy, philosopher, lecturer, musician. The first woman to receive a university degree, and the first woman to receive a Doctor of Philosophy degree #womenshistory #WomenInSTEM #MathSky #HistMath #SciSky #HistSci #AcademicSky

6/4/1912 — b. Elizabeth Close, American architect. Influential modern Midwest architect; the co-designer of many notable public buildings, and over 300 custom homes in the Twin Cities area #womenshistory #WomenInSTEM #Minneapolis #architecture #building #infrastructure #design #SciSky #HistSci

6/3/1879 — b. Edna Noble White, American life development researcher, home economist, professor. Pioneer+intl leader of early childhood #edu + family life research. The first director, Merrill Palmer Inst (1919-47); advisor, Roosevelt admin(‘30s) #womenshistory #WomenInSTEM #EconSky #EduSky #HistSci

Brilliant! #WomeninSTEM #AmazingWomen

Ich habe eigentlich keine Idole, außer als Teenager, da habe ich für eine isländische Sängerin geschwärmt (Teenie-Idol). Aber wenn ich ein Idol hätte, wäre es jemand wie Sabrina Gonzalez Pasterski. #WomenInSTEM #ScienceGirls #PhysicsGirl physicsgirl.com?hl=de-DE

If some bells are rang here, she was the oldest child of Carl Runge who was the co inventor of the Runge-Kutta procedures, the maybe most reliable and stable procedures for numerical solutions of ordinary differential equations

6/2/1875 — b. Winifred Cullis, English physiologist, academic, lecturer, author, feminist. First UK wmn professor of #physiology; early wmn, Physiology Society. Pres, British Federation of Univ Wmn(1925-29); pres,Intl Fed of Univ Wmn(‘29-’32) #womenshistory #WomenInSTEM #AcademicSky #SciSky #HistSci

#WomenInSTEM #MedSky #NurseSky #HistNursing #military

#WomenInSTEM #AstroSky #SciScky #HistSci #woc