President Michael D Higgins (second right) with former Tanzanian president Benjamin Mkapa (left), former South African president Thabo Mbeki,  and Salman Khurshid, former Indian minister for justice. Photograph: Dave Meehan

Ireland’s revolutionary period was cited as inspirational by retired politicians from three former British colonies during a discussion, After Empire,(...)

The subtle mathematics of voting

The selection of leaders by voting has a history reaching back to the Athenian democracy. Elections are essentially arithmetical exercises, but they (...)

Albert Einstein. Photograph: Arthur Sasse/AFP/Getty Images

Close your eyes and picture a scientist. Better still, ask a child to draw one. The likely outcomes were one of the topics discussed at the hugely (...)

Countess Constance Markievicz: The identity of the owner of the house on Leinster Road  where police found a printing press is not mentioned in The Irish Times, but   Markievicz lived on the  Rathmines street before the Rising

January 22nd, 1916 The Dublin Metropolitan Police made an unexpected raid on several houses in Dublin under the authority of the Defence of the Realm (...)

Livestock and harm: Global food production and agriculture account for about 25 per cent of all greenhouse-gas emission. Photograph: Charles McQuillan/Getty

Last year marked the centenary of the general theory of relativity, but it appears Albert Einstein also showed great foresight when he said, “Nothing(...)

An artist’s impression of the probe Philae separating from Rosetta and descending to the surface of comet 67P/Churyumov-Gerasimenko

From chasing comets and planets to testing tech for measuring ripples in space-time, this year is gearing up to be another stellar year for space res(...)

Researchers have found bacteria that are resistant to antibiotics in sewage being discharged from our hospitals and homes into the natural environmen(...)

The danger is drug-resistant bacteria could get back into humans and cause infections that would resist treatment, the researchers from NUI Galway warn. File photograph: Thinkstock

In the first study of its kind in Ireland, researchers have found both antibiotic drugs and antibiotic-resistant bacteria in discharges from sewerage (...)

Adapt, the centre for digital content technology won the research award via Science Foundation Ireland. Photograph: Getty Images

A research centre that helps pull together digital content has received funding worth €50 million from the State and from private industry. Adapt, th(...)

Astronomers will be getting a sharp new view of the stars with the announcement that Ireland is to build a world class radio astronomy facility in Birr, Co Offaly. File photograph: Getty Images

Irish astronomers will be getting a sharp new view of the stars with the announcement that Ireland is to build a world class radio astronomy facility (...)