Although disco music and dancing may be long dead, the disco ball lives on as a staple of dance parties everywhere. [Tim van de Vathorst] spent a considerable amount of time reinventing the disco b… ...

A disco ball projector during the partial solar eclipse on Oct. 25, 2022 in Potsdam, Germany. An enlarged solar image is shown in the lower right corner. (Image credit: Cumming et al.) ...