Charlotte Mitchell (11) and Aoife Galvin (11) playing checkers at Rathdown Junior School, Glenageary . Photograph: Eric Luke

Two studious-looking third-class pupils are sitting in the reception area of Rathdown Junior School. Their heads are down over a hexagonal board an(...)

An artist’s reconstruction shows the Tully Monster, a type of jawless fish called a lamprey, as it would have looked 300 million years ago. Photograph: Reuters/Sean McMahon/Yale University

It looks like the most unearthly of aliens, or the figment of a bad dream — and has baffled scientists for nearly 60 years. The so-called “Tully Mons(...)

Collaboration and empathy: Geraldine Byrne Nason, Samantha Power, Sonya Hyland, Patricia O’Brien and Barbara Jones

Samantha Power US Ambassador to the United Nations Samantha Power, the US ambassador to the United Nations, was born in London to Irish parents and(...)

Valerie Casey, Sinead  O’Sullivan, Dee  Forbes,  Máire P  Walsh, Anita Sands, Anne-Marie Farrell

Anne-Marie Farrell Head of behavioural economics research Global SMB (small- and medium-sized business) marketing, Google Aft(...)

Hubble Space telescope image shows the Galaxy GN-z11, shown in the inset, as it was 13.4 billion years in the past, just 400 million years after the big bang. Photograph: Reuters/NASA

A galaxy far, far away has shattered the cosmic distance record set by astronomers. Scientists pushed the Hubble Space Telescope to its limits to con(...)

A piece of a bomb landed in Dublin’s Kildare Street on Thursday, at the Royal College of Physicians of Ireland, just down from the Dáil. There were no(...)

Andrey Kostin (centre) , chief executive officer of VTB Bank PJSC, makes a telephone call between sessions during the World Economic Forum in Davos. Photograph: Simon Dawson/Bloomberg

The world economy is precariously balanced between continued recovery and a third leg of the global financial crisis, according to leading economists (...)

In 1950, New Yorker television critic Philip Hamburger wrote about a new programme called Candid Camera, in which members of the public were gently p(...)

Daniel Ramamoorthy: “I’m so excited for where it’s going and I’m grateful that I get to be a part of that story.” Photograph: Cyril Byrne

Daniel Ramamoorthy: arrived from India, 2010 Daniel Ramamoorthy hates when people ask “Where are you from?” It’s a difficult question to answer w(...)

A photo released by Galapagos National Park shows a new species of tortoise on Santa Cruz Island, Galapagos Islands, Ecuador. Photograph: Galapagos National Park

Scientists have discovered a new species of giant tortoise in the Galapagos Islands off Ecuador, through genetic testing. The tortoise is the 15th kno(...)