Facing up or down? It’s the fluid in your ear canals that makes the front of the cabin look higher when you tilt backwards at takeoff. Photograph: EPA

One of the most famous letters of philosophy was written by Dubliner William Molyneux on July 7th, 1688. It was addressed to the enlightenment thinker(...)

Portrait of George Berkeley by John Smybert (1727)

George Berkeley occupies a place in philosophy above perhaps any other Irish thinker. But the former bishop of Cloyne and Trinity College Dublin al(...)

If you were asked to name the book or books that defined Ireland for you, which would you choose? That’s the challenge UCD academics and bestsellin(...)