Time to dig out the woolies? Temperatures are set to fall to around freezing over the weekend, Met Eireann has said. Photograph: Bogdan Cristel/Reuters

This glorious Indian summer we are having will turn to an early winter within the next week, according to Met Éireann. Just as one of the best Septemb(...)

Marine ecologist Nick Pfeiffer swims with and photographs an endangered blue shark off the Aran Island of Inis Oírr. Photograph: Nick Pfeiffer

Blue sharks are one of the most abundant large predators on the planet, but they’ve also been fished to extinction and attracted far too many negat(...)

  Paschal Donohoe:   The enthusiastic exponent of Europe sought to ensure he had the Opposition’s attention. Photograph: Brenda Fitzsimons

And now for something completely different . . . This is a whistleblower, GSOC, confidential recipient, Minister for Justice and Garda Commissi(...)

A scene of devastation after the largest earthquake in Japan’s recorded history, in Fukushima prefecture in March 2011. Photograph: AP Photo/Kyodo News

On the afternoon of March 11th, 2011, Japan lurched eastward as the Pacific crust plates jolted beneath it. The sea floor shifted forward 60m in place(...)

High tide at Clontarf, Dublin, last  Friday. “The impact of sea-level rise will be most apparent in the major cities of Cork, Limerick, Dublin and Galway.”  Photograph: Dara Mac Dónaill/The Irish Times

Storms at sea are nothing new, but to be battered by them repeatedly over a short period of time as Ireland and Britain have been in recent days is re(...)

 Cyrille Oumedjkane of France dives from the 28-metre platform during the Red Bull Cliff Diving World Series in the Azores

Leaping from a platform 27 metres above sea level may be a daunting experience for many, but not for 29-year-old Briton Gary Hunt, who won the Red Bul(...)

Twenty-five British-based investors are to sue the Irish-owned Algarve-based golf resort company Oceanico over $3 million worth of losses flowing from(...)

The LE Aoife towed the stricken Alice II to  Castletownbere in a journey that took two days. Photograph: Archive/The Irish Times

A Norwegian couple are today recovering in West Cork after they were saved from a damaged yacht foundering off the Irish coast. Erik (62)(...)