Glossy Legs Leave Inter­net Agog (Sci­en­tif­ic American): “…A young artist has post­ed a pic­ture of their legs, which are impos­si­bly encased in shiny shrink-wrapped plas­tic. Or are they? The more you look at it, the more like­ly you will real­ize that the shell is not plas­tic, but rather bare skin with a few streaks of…