Good things can come from a shocking event and every second Saturday groups of up to 120 people at a time gather at Killarney racecourse. They are pa(...)

The genetics question was unusual, as birds were used in the example. Bird chromosomes are the opposite way around to other species. File photograph:  Bob Winters/AFP

It was a challenging day for students of biology who emerged from the higher level paper complaining of difficult and, at times, old-fashioned questio(...)