In 1940 De Valera set up the Dublin Institute for Advanced Studies with Schrödinger as its famous figurehead, but it was Heitler who really laid the groundwork for success

Herring and black-backed gulls have been drawn by flat roofs, to nest on, and plenty of food, especially takeaways. There can be so many of them that they annoy people – but the number of breeding pairs continues to decline

The tables are not perfect and they carry qualifications, but they fill a void

Cautious and couched, Emily Watson is an actor who exhibits reason and calm at every turn. So how did such a sober person find herself in such as dangerous business? “I was pretty bloody minded . . .”

Cork oarsman had represented Ireland with twin brother

In the early Bronze Age, Ireland had more than its fair share of gold. Was it imported, or are there forgotten deposits of gold?