One small step for women, one giant step for womenkind. A few years ago, NASA celebrated a long overdue milestone: its first ever all-women spacewalk. Performed by astronauts Christina Koch and Jessica Meir, this was the first time in NASA’s 61-year history that had two women spacewalking without any men. But why did it take so long for the space agency to reach this – let’s face it – simultaneously monumental and utterly meagre milestone?...