The late Seán Freyne, whom former president Mary McAleese said was “the quintessential Irishman, always asking the probing question”. Photograph: Matt Kavanagh

One of Ireland’s best-loved and most respected theologians, Seán Freyne, has died in Dublin. Director of the Centre for Mediterranean and Near Eastern(...)

The Pitch Drop experiment

Later this year a big black blob of sticky pitch will plummet from a funnel and plop into a beaker. In one of the longest-running physics exper(...)