A team from Wits University and the University of East Anglia shows that a carefully prepared beam of light, starting with no spin at all, can develop separated left- and right-handed regions just by travelling through empty space.
Because air and water are colorless and transparent, we cannot see most of the flows around us – but they’re always there. In a recent series, photographer Jess Bell has been capturing images of jumping dogs trailing a colorful powder... Continue Reading →