Dara O'Mara talks about the science of sleep and how different organisms sleep. Dara: "Sleep seems to have evolved hundreds of millions of years ago" Cani, who is an early riser, says he's also a seven hour person. Ata, no bulshet, i know lie. The slow march to death has begun. He s so, ok, ok, before we get to this specific wellness influencer, we have to talk about thescience of sleep.