Grace Murray Hopper (1906-1992) US Mathematician and Computer Technologist who joined the navy during World War II, where she became the first female Rear Admiral. She was one of the first programmers of the Harvard Mark I calculator, and she developed the first compiler for a computer programming language. She is sometimes referred to as "Amazing Grace". In 1996, the US USS Hopper was launched and nicknamed Amazing Grace, one of the few U.S. military vessels named after a woman.
Women in Science Wednesday! Mechanical engineer Alfred E. Gibson (b. 1883?) and his wife (unknown!) received an award from the James F. Lincoln Arc Welding Foundation recognizing their scientific contributions to arc welding. #Groundbreaker
In 1948, Elizabeth Lee Hazen and Rachel Fuller Brown teamed up to develop nystatin, the first non-toxic drug treatment for fungal infections in humans. Hazen and Brown were doing research for the Division of Laboratories and Research of the New York State Department of Health, when Hazen found a promising micro-organism in the soil of a friend's dairy farm. She named it Streptomyces noursei, after William Nourse, the farm's owner.