TodaySpace Encounters Mobile Planetarium, Institute of Technology Carlow, 10am, 11am, 12.45pm, 2pm, free but book at (059) 9170597
STEPS Magical Science Show, Dublin City University, 9.30am, 11am, 1pm, free but book at 087-6847440
Ireland's Environment, lecture, Waterford Institute of Technology, free but book at (051) 302037
Weekend
Science Made Simple, show, Saturday, 10.30am, 12,30pm, Letterkenny Institute of Technology, free
Tour of the Natural History Museum, (left), Merrion Street, Saturday 2pm, free but book at (01) 6486332
ZeroCarbonCity Climate Change Exhibition, Nov 19th-26th, 10am-5pm, St Michael and John's Hall, 15-19 Essex Street West, Temple Bar, Dublin, free
Science Fair activities at Institute of Technology Sligo, selection of events starting from noon Sunday, all free
Astronomy Ireland Astro-Expo, The Hub, Dublin City University, noon-6pm, exhibition, fee applicable