Search results
Results from the WOW.Com Content Network
The hot comb was an invention developed in France as a way for women with coarse curly hair to achieve a fine straight look traditionally modeled by historical Egyptian women. [44] However, it was Annie Malone who first patented this tool, while her protégé and former worker, Madam C. J. Walker , widened the teeth.
Some names such as Marie Curie and Ada Lovelace are widely known, many other women have been active inventors and innovators in a wide range of interests and applications, contributing important developments to the world in which we live. [2] [3] The following is a list of notable women innovators and inventors displayed by country.
1930: Concepción Mendizábal Mendoza became the first woman in Mexico to earn a civil engineering degree. [186] 1932: Michiyo Tsujimura became the first Japanese woman to earn a doctorate in agriculture. She studied at the Tokyo Imperial University, and her doctoral thesis was entitled "On the Chemical Components of Green Tea". [187]
3. Chocolate-chip cookies. Who: Ruth Wakefield, American chef, When: 1930s How it was created: Ruth Wakefield owned a tourist lodge called the Toll House Inn in Whitman, Massachusetts.One day ...
1900: 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. [55] 1906: English physicist, mathematician and engineer Hertha Ayrton became the first female recipient of the Hughes Medal from the Royal Society of London.
1930: Subrahmanyan Chandrasekhar discovers his eponymous limit of the maximum mass of a white dwarf star; 1931: Kurt Gödel: incompleteness theorems prove formal axiomatic systems are incomplete; 1932: James Chadwick: Discovery of the neutron; 1932: Karl Guthe Jansky discovers the first astronomical radio source, Sagittarius A
Ruth Wakefield of Whitman, Massachusetts, invented chocolate chips and chocolate chip cookies in 1930. Her new cookie invention was called the "Toll House Cookie" which used broken-up bars of semi-sweet chocolate. [236] 1930 Thermistor. A thermistor is a type of resistor with electrical resistance inversely proportional to its temperature.
1900: The first Zeppelin is designed by Theodor Kober. 1901: The first motorized cleaner using suction, a powered "vacuum cleaner", is patented independently by Hubert Cecil Booth and David T. Kenney. [455] 1903: The first successful gas turbine is invented by Ægidius Elling. 1903: Édouard Bénédictus invents laminated glass.