12/23/1912 — b. Anna Jane Harrison, American organic chemist, chemical education leader. The first female president,American Chemical Society(1978); member, Natl Science Board (1972-78); president,American Assn for the Advancement of Science('83) #womenshistory #WomenInSTEM #ChemSky #SciSky #HistSci

#womenshistory #WomenInSTEM #MathSky #SciSky #HistSci #photography

Made a tiny Christmas tree out of fossils: the stars are crinoid ossicles, the trunk dinosaur bone & the branches are sharks’ teeth 🎄🦴

12/23/1867 — b. Sarah Breedlove Walker (Madam C.J. Walker), American inventor, businesswoman, philanthropist, activist. The first Af-Am millionaire, and the first woman in the U.S. to become a self-made millionaire. Benefactor, NAACP Anti-lynching campaign #womenshistory #WomenInSTEM #woc #inventors

12/22/1903 — b. Anya Cherkasova, Russian engineer, dietician, vegetarian activist, walker. Early Soviet female engineer after the Russian Revolution. Soviet long-distance motorcycle champion (1932); many world long-distance walking records ('50s-60s) #womenshistory #WomenInSTEM #EngSky #SciSky #BOTD

#NationalMathematicsDay #STEM #WomeninSTEM

Making the subject of math engaging, accessible, and connected to real life reminds us that it’s not merely about numbers, it is about patterns, problem-solving, and creativity. #EduSky #NationalMathematicsDay #Math #K12

12/21/1922 — b. Cécile DeWitt-Morette, French physicist, mathematician, author. Significant contributor to the development of physics in the 2nd half of the 20th c.; noted work in mathematical physics, general relativity + Feynman path integrals #womenshistory #WomenInSTEM #SciSky #MathSky #HistSci

Fue además una de las mujeres que hicieron posible que una persona pisara la Luna, calculando la trayectoria para la vuelta a Tierra. Otras #MoonWomen: Margaret Hamilton, JoAnn Morgan, Katherine Johnson, Judy Sullivan, Katherine Johnson, Dorothy Vaughan, Mary W. Jackson... 👇 #WomenInSTEM

12/19/1925 — b. Beatrice Willard, American ecologist, botanist, author, educator, advocate. Arctic tundra researcher, intl renowned tundra ecologist, environmental leader. The first wmn member, U.S. Council on Environmental Quality #womenshistory #WomenInSTEM #PlantSky #SciSky #HistSci #BioSky

12/18/1862 — b. Elisabeth Ekman, Swedish botanist, author. Author of plant names; a noted researcher of spermatophytes with a focus on the study of the genus Draba #womenshistory #WomenInSTEM #womenwriters #PlantSky #SciSky #HistSci #BioSky #BOTD

This wartime guide, First Aid for First Aiders Or What’ll I do? by Herry Perry, mixes advice with comic rhymes and illustrations. Perry, a celebrated graphic artist, served as a Voluntary Aid Detachment (VAD) during the war and remained on the Register of Assistant Nurses after 1945. #ArtOfNursing

12/17/1706 — b. Émilie du Châtelet, French mathematician, physicist, author. Wrote scientific treatises + many works on philosophy+religion were published posthumously.Renowned for her translation+notes on IsaacNewton’s “Principia Mathematica” #womenshistory #WomenInSTEM #HistSci #SciSky #MathSky

12/16/1878 — b. Gertrud Woker, Swiss biochemist, toxicologist, professor, pacifist, suffragist.One of few late 19th c. wmn to gain prominence in European chemistry. Founder, WmnsIntlLeagueforPeace+Freedom; active in Swiss #womensrights mvmnt #womenshistory #WomenInSTEM #AcademicSky #ChemSky #HistSci

12/16/1850 — b. Betzy Akersloot-Berg, Norwegian artist, nurse, missionary. Seascape/landscape painter; traveled + painted landscapes of European coastal communities. Studied @ Norwegian Natl Acad of Craft&Art Industry; produced 300 works #womenshistory #womenartists #womensatr #NurseSky #HistNursing

Mary Delany (1700-1788), English Bluestocking artist, used decoupage to make botanical 'Paper Mosaiks'. Mistletoe, in pagan folklore signifies fertility and has since been associated with #Christmas kisses #WomensArt #ArtAdvent

12/15/1896 — b. Eslanda Robeson, American anthropologist, author, activist. Her studies focused on the colonized African populations of the world. Member, Council of African Affairs(WWII); CAA observer during formation of the UnitedNations #womenshistory #WomenInSTEM #AnthroSky #SciSky #HistSci #woc

DEADLINE TODAY! Today is the last day to apply for an AWIS microgrant. These grants are available to assistant professors and nontenured faculty who have lost federal funding. Applications are due by 11:59 p.m. ET. Apply here: https://awis.org/awis-bridge-grant-program/ #WomenInSTEM

12/14/1885 — b. Ethel Browne Harvey, American biologist, embryologist, and independent researcher. An international cell biologist renowned for discovering the mechanisms of cell division #womenshistory #WomenInSTEM #BioSky #SciSky #HistSci #BOTD

12/12/1903 — b. Enid Balint, English psychoanalyst, author. Worked with general practitioners to improve the doctor-patient relationship (1950-60s); a key figure in the British Psycho-Analytical Society (1960s) #womenshistory #WomenInSTEM #PsychSky #MedSky #HistMed #BOTD

Alessandra Giliani (1307 – 1326) is known as the first woman to be recorded in historical documents as practicing anatomy and pathology. #WomenInSTEM

12/8/1805 — b. Adeline Blanchard Tyler, American nurse, Episcopal deaconess. The first Union Army nurse + a #CivilWar hospital administrator; later the “lady superintendent” of Children’s Hospital, Boston, MA(1869–72) #womenshistory #WomenInSTEM #NurseSky #MedSky #PedsSky #HistNursing #HistMed #BOTD

12/7/1890 — b. Katharine Densford, American nursing leader, professor, author. Intl leader in the field of nursing; expert on #publichealth and tuberculosis nursing. Many firsts in nursing (1920s); wrote many books, manuscripts and papers #womenshistory #WomenInSTEM #MedSky #NurseSky #HistNursing

12/7/1941 — First Lt. Annie G. Fox, head nurse at Hickam Field Air Force Base in Honolulu, leads hospital response during #PearlHarbor bombing.First wmn honored w/PurpleHeart for her #military fortitude during the attack #PearlHarbor84 #womenshistory #WomenInSTEM #WWII #MedSky #NurseSky #HistNursing

12/1/1813 — b. Ann Preston, American physician, educator. Denied admission to medical colleges, eventually enrolled in the first class of the Female Medical College of Penn. Co-founder, woman’s hosp in Philadelphia; first wmn dean, Woman’s Medical College #womenshistory #WomenInSTEM #MedSky #HistMed

11/30/1843 — b. Martha G. Ripley, American physician, medical educator, reformer, suffragist, humanitarian. Founder of the ‘Maternity Hospital’, Minneapolis(1887), a pioneer social agency. #PublicHealth +wmn's/children's rights advocate #womenshistory #WomenInSTEM #MedSky #NurseSky #HistNursing #OTD

This year, we celebrate Margaret Dayhoff’s 100th birthday. She built the first protein database when computers filled entire rooms, introduced the amino acid code, and worked on substitution matrices we still rely on today. #Bioinformatics #WomenInSTEM #HistoryOfScience #SciencePioneer

11/29/1862 — Nursing leader Phoebe Pember takes charge as matron of the Confederate military hospital in Richmond,VA reputed to be the largest military hosp in the world(1860s). Responsible for med+dietary needs of 15,000+ soldiers #womenshistory #WomenInSTEM #CivilWar #MedSky #NurseSky #HistNursing

11/27/1873 — b. Ellen N. La Motte, American nurse, #publichealth admin, journalist, writer, reformer, suffragist, activist. Early US nurse to treat WWI soldiers in Europe (1915); tuberculosis researcher + authority, anti-opium crusader #womenshistory #WomenInSTEM #MedSky #NurseSky #HistNursing #BOTD

11/26/1907 — b. Ruth Patrick, American limnologist, botanist, environmentalist, professor. A pioneer of pollution control; specialized in freshwater ecology and diatoms. Founder of several research facilities; Natl Medal of Science (1996) #womenshistory #WomenInSTEM #PlantSky #HistSci #SciSky #BOTD

University of Alabama students are excavating a rare find—one of the first four buildings built on the Tuscaloosa campus. It was burned to the ground by Union troops (not Sherman’s.) www.apr.org/podcast/apr-...

1/25/1715 — English Patent #401 is issued to the husband of colonial inventor Sybilla Masters for her 'machines and preparation methods for corn'; as the first female inventor in America (U.S.), she was unable to hold a patent in her name #womenshistory #WomenInSTEM #InventorSky #patents #IP #IPsky

11/24-25/1863 — Union hospital administrator, Mother Bickerdyke, is the only wmn to nurse wounded soldiers at the battle of Lookout Mountain + Missionary Ridge,TN during the #CivilWar. Est 300 field hosps; later an advocate for vets #womenshistory #WomenInSTEM #MedSky #NurseSky #HistMed #HistNursing

11/23/1857 — b. Katharine Coman, American economist, social scientist, historian, professor, activist. Groundbreaking researcher of economics + history; the first chair of the department of economics + sociology at Wellesley College, Mass (1901) #womenshistory #WomenInSTEM #economics #EconSky #BOTD

11/22/1925 — b. Geraldine Fredritz (Jerrie Mock), American aviatrix. At age 38, she became 'the first woman to fly around the world' in an airplane (1964). She flew solo for 29 days in a single engine Cessna 180 she named the “Spirit of Columbus” #womenshistory #WomenInSTEM #aviation #AvGeeks #BOTD

11/21/1868 — b. Martha Wollstein, American pediatric pathologist, physician. Leukemia, pneumonia, polio + tuberculosis researcher; important contributor to the study of mumps and meningitis. The first female member of the American Pediatric Society (1930) #womenshistory #WomenInSTEM #MedSky #PedsSky

"Hyena jaws, 1823" illustration by Mary Buckland | #womenshistory #WomenInSTEM #HistSci #SciSky #PaleoSky #womenartists #illustrators #womensart #SciArt #AcademicSky

11/19/1876 — b. Tatyana Afanasyeva, Ukranian-Dutch physicist, mathematician. Researcher of pedagogy, randomness + entropy;significant contributor to the fields of statistical mechanics + statistical thermodynamics. Published numerous papers #womenshistory #WomenInSTEM #MathSky #HistSci #SlavaUkraine

#womeninstem #astrosky

11/18/1825 — b. Amanda Akin Stearns, American Civil War nurse, author, memoirist. Joined the Union cause (1863); served at the Armory Square Hospital in Washington D.C. Wrote two books; one on her nursing experiences, “The Lady Nurse of Ward E” (1909) #womenshistory #WomenInSTEM #HistNursing #MedSky

November 17–21 is #GeographyAwarenessWeek. We'll be celebrating women in physical, human, and technical geography all week--scientists, cartographers, technologists, explorers/adventurers, and more. Oh my! It's #GeoWeek. #WomenInSTEM #geography #GIS #climate #water #cartography #geospatial

11/16/1869 — b. Esther Pohl Lovejoy, American physician, #publichealth pioneer, suffrage leader. Key figure in early intl medical care + relief organizing efforts. First president, Medical Women’s Intl Assn(1919-24); wrote “Wmn Doctors of the World” ('57) #womenshistory #WomenInSTEM #HistMed #MedSky

Pope Leo holding a copy of my ADA BYRON LOVELACE AND THE THINKING MACHINE! @crestonbooks.bsky.social @steamteambooks.bsky.social #bookposse #teachers #librarians #educators #homeschoolers #booksky #edusky #WomenInSTEM #scicomm #STEM #STEAM #STEMeducation #edtechchat #WomenInTech #WomenWhoCode

And we're stuck with RFK Jr.

11/15/1873 — b. Sara Josephine Baker, American physician, public health administrator, and suffragist. The first woman to receive a doctorate in public health; she improved public health care and reduced infant mortality considerably in New York City #womenshistory #WomenInSTEM #HistMed #MedSky

11/14/1885 — b. Constance Rourke, American anthropologist, historian, author, educator, critic. Revolutionized American studies; noted classic work “American Humor: A Study of the National Character” (1931) #womenshistory #WomenInSTEM #BOTD

She found the universe's biggest secret, and it's dark. The story of Vera Rubin and the evidence for dark matter on #FeminismFridays: www.tiktok.com/t/ZTM3fC1YE/ #VeraRubin #DarkMatter #WomenInSTEM #WomenInScience #Astronomy #Physics

'People assume that my position is that we can't go to space or explore the Moon. Far from it. I just think the Moon is too important to approach with a narrow western patriarchal, capitalist eye'. 🧪 🔭 #PlanetSci #WomenInSTEM

Liv Arnesan and Ann Bancroft land on Antarctica and begin their 94 day, 1,717 mile expedition to ski and sail across the continent’s landmass and the Ross Ice Shelf, a floating slab of ice the size of France #womenshistory #WomenInSTEM #HistSci #OTD