Ida Pfeiffer (1797-1858) was the first solo female travel writer. At a time when women were not encouraged to strike out on...

Leona Woods Marshall Libby was the only woman hired onto Enrico Fermi's team at the Metallurgical Laboratory at the University...

Hallie Morse Daggett (1878-1964) was the first woman employed by the U.S. Forest Service as a fire lookout. She spent years...

Fanny Bullock Workman (1859-1925) was one of the first women professional mountaineers. This month, we’re talking about...

Emma Gatewood (1887-1973) was a domestic violence survivor who went on to become the first woman– and first grandmother– to hike...

Clärenore Stinnes (1901-1990) was the first European woman to circumnavigate the world by car – during a time when most women...

Cindy Lee Van Dover (1954-present) has traveled farther than light can reach: all the way to the bottom of the ocean. And she's...

During World War II, thousands of scientists and engineers worked on the Manhattan project, the top secret push to develop an...