Subscribea bad dayPowers of Ten illustrates the universe as an arena of both continuity and change, of everyday picnics and cosmic mystery. We hear about scale every day, whether it be supertankers, stars burning thousands of lightyears away, the study of microscopic viruses, or global warming. Understanding scale, or as the Eameses said, “the effect of adding another zero,” has the power to make us better scholars and better citizens.Image captionSubscribehttps://twitter.com/viamirror/status...