Earth's daily rotation period encoded in protein structure Jun 26, 2015 8:25:15 GMT Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by Pincho Paxton on Jun 26, 2015 8:25:15 GMT Link...Earth's daily rotation period encoded in an atomic-level protein structurePincho says...How is the circadian period of biological clocks determined? I don't think that it is determined at all. We just live on habits.Pincho Paxton