[Music] Why do we dance. Well, it depends on who you ask. For some, it's a hobby or it's a sport. For me and my friends, it's our weekend tradition. And for others, it's an actual cultural tradition.But for all of us, it's actually human instinct. Because human evolution is a fascinating journey. It's full of surprising quirks and continuities.Many of the things that we do today, mostly without thought, is actually evidence of our ancestors lives. There's this idea that dance must have truly played a signif ...