“Does my bum look big in this?” is a question of evolution

Ladies, science just proved men aren't looking at your arse. Really. Scientists have been studying ladies' bottoms (purely in the interests of science, obviously) to gauge attractiveness and claim a 'theoretically optimal angle of lumbar curvature' (a 45.5 degree curve from back to buttocks) allowed ancestral women to better support, provide for, and carry multiple pregnancies is [...]