They were used at the University of Sussex to take part in an opera.
NewsWATCH: Robots sing opera duetTwo Nao robots dubbed The Pavarobottis took centre stage in an operatic first.By The NewsroomPublished 16th Jun 2017, 12:52 GMTUpdated 19th Jun 2017, 12:41 GMT The PavarobottisThey were used at the University of Sussex to take part in an opera.