PITTSBURGH

Rangos Giant Cinema at the Carnegie Science Center, One Allegheny Ave. on the North Side, plans special showings of “Spaceballs” Friday and Saturday. Also showing are “Dream Big: Engineering Our World,” “Amazon Adventure 3D,” “Tiny Giants 3D” and “Animalopolis.” Call 412-237-3400 for show times. The Royal Wedding of Royal Highness Prince Henry of Wales and Meghan Markle and associated festivities will be broadcast from 6 to 11 a.m. May 19 at the Rangos Giant Cinema.