Physicists Marie Curie and Isabelle Stone attended the first International Congress of Physics in Paris, France. They were the only two women out of 836 participants.
Czech botanist and zoologist Marie Zdeňka Baborová-Čiháková became the first woman in the Czech Republic to receive a PhD.
The National Women’s Trade Union League (WTUL) is established to advocate for improved wages and working conditions for women.
Anne Stebbing, Margaret Jane Benson and Ethel Sargant.
American geneticist Nettie Stevens discovered sex chromosomes.
Russian chemist Irma Goldberg published a paper on two newly-discovered chemical reactions involving the presence of copper and the creation of a nitrogen-carbon bond to an aromatic halide. These reactions were subsequently named the Goldberg reaction and the Jourdan-Ullman-Goldberg reaction.
English physicist, mathematician and engineer Hertha Ayrton became the first female recipient of the Hughes Medal from the Royal Society of London. She received the award for her experimental research on electric arcs and sand ripples.
Lucy Maud Montgomery published Anne of Green Gables.
Danish physicist Kristine Meyer became the first Danish woman to receive a doctorate degree in natural sciences. She wrote her dissertation on the topic of “the development of the temperature concept” within the history of physics.
Polish-born physicist and chemist Marie Curie became the first woman to receive the Nobel Prize in Chemistry, which she received “[for] the discovery of the elements radium and polonium, by the isolation of radium and the study of the nature and compounds of this remarkable element”.
American mountain climber Annie Smith Peck ascends Mount Coropuna in Peru at the age of 61, and unfurls a banner reading “Votes for Women” at the summit.
Norwegian biologist Kristine Bonnevie became the first woman member of the Norwegian Academy of Science and Letters.
The Triangle Shirtwaist factory fire in New York City, where more than 100 people died (mostly female, including many teenagers), results in the largest female strike to date and eventually, workplace safety protective legislation for workers.
Canadian physician and chemist Maude Menten co-authored a paper on enzyme kinetics, leading to the development of the Michaelis–Menten kinetics equation.
The National Woman’s Party is founded by Alice Paul and Lucy Burns as an auxiliary of the National American Woman Suffrage Association for the exclusive purpose of securing passage of a federal amendment. Their efforts revive the moribund issue.
Mary Davenport-Engberg is the first woman to conduct a symphony orchestra, in Bellingham, Washington.
Jeannette Rankin, of Montana, is the first woman to be elected to the U.S. House of Representatives
Isabella Preston became the first female professional plant hybridist in Canada, producing the George C. Creelman trumpet lily. Her lily later received an Award of Merit from the Royal Horticultural Society.
for crustacean-related records at the Smithsonian Museum.
Dutch biologist and geneticist Jantina Tammes became the first female university professor in the Netherlands. She was appointed an extraordinary professor of phytopathology at the University of Utrecht.
German physicist and mathematician Emmy Noether proved Noether’s theorem, a pivotal result in physics that established the link between symmetries and conservation laws.
Barbara Armstrong becomes the first woman appointed to a tenure-track position at an accredited law school when she joins the staff of the University of California at Berkeley.