Men want to think women don't cheat, and women want men to think they don't cheat, and therefore the sexes have been playing a little psychological game with each other.
Women take fewer financial risks than men do, but not because we're wusses. Both sexes secrete the hormone oxytocin in stressful situations, but women secrete more of it, which helps us stay calmer.
With all the weird surroundings of outer space the basic underlying theme of the show is a philosophical approach to man's relationship to woman. There are both sexes in the crew, in fact, the first officer is a woman.
If you look at other countries, you'll find lots of girls doing physics, engineering, and science. It's something to do with the kind of culture we have in the English-speaking world about what's appropriate for each of the two sexes.
That is the great distinction between the sexes. Men see objects, women see the relationships between objects.