Much of what we know about the scale of the universe rests on a method worked out by a woman employed as a human computer at Harvard for a few cents an hour

Much of what we know about the scale of the universe rests on a method worked out by a woman who was employed, at the time, as a human computer at the Harvard College Observatory. Her name was Henrietta Swan Leavitt. She began as an unpaid volunteer and was later paid thirty cents an hour, […]