Today and at the weekend.
Today
Fishing for answers: how can we use the seas sustainably?
9.30am-1pm, Joly lecture theatre, Hamilton building, Trinity, 7.
Twenty-first century transplantation: 10am-noon, Sniam building lecture theatre, Trinity,7. The BA Isambard Kingdom Brunel Award Lecture: the future of civil aviation: 12.45pm-1.45pm, MacNeill lecture theatre, Hamilton building, Trinity, 7.
Coping with uncertainty: 2pm-4pm, Lloyd Institute LB08, Trinity, 7.
Irish industry and engineering: 2pm-5pm, lecture theatre 2, Panoz Institute, Trinity, €7.
The weekend
Archaeological field trip to Boyne Valley, Co Meath: Saturday 10am-5pm, depart from Nassau St, beside Trinity, 20.
Will robots inherit the Earth? Saturday 2pm-5pm, The Ark, Eustace St, 7.50.
River Dodder field trip: Sunday 11am-1pm, depart from Dropping Well pub, Milltown, Dublin 6, free, ticket required.
Family science day: demonstrations, exhibits, performances, Sunday 2pm-6pm, Royal Dublin Society, Ballsbridge, 5 per family - up to 2 adults and 4 children; Mary Mulvihill's Dublin walking tour (Sunday 3pm-5pm, depart from front gate, Trinity, 5).