Changing And Unchanging Cycles
Category: SCIENCE
Since we arbitrarily impose a beginning and an end on our equitable distribution of days, let's reflect on some of the cycles that dominate our existence: the big ones over which we have no control, the smaller ones we might hope to influence, and those about which we don't yet know.
By Lisa Randall, ContributorPhysics Professor, Harvard University; Author, 'Dark Matter an..., 2016-01-01