henrietta
Women who measured the stars
Edwin Hubble is world famous for his discoveries. Henrietta Swan Leavitt is not. Henrietta was on a team that found a way to measure and classify the universe. …
Women who Measured the Stars with Dava Sobel
Edwin Hubble is world famous. What about Henrietta Swan Leavitt? She found a way to measure and classify the universe. In Dava's book "The Glass Universe" she r…





