Former US President Jimmy Carter said he had been given a diagnosis of cancer that had spread to other parts of his body after being revealed by recent liver surgery. Photograph: Hilary Swift/The New York Times

Former US President Jimmy Carter announced on Wednesday that he had been given a diagnosis of cancer that had spread to other parts of his body after (...)

Indonesia’s losses of virgin forests totalled 60,000 sqkms between  2000 and 2012, partly to make way for palm oil plantations and other farms, a study said. Photograph: Getty

Indonesia has for the first time surpassed Brazil in clearing tropical forests and losses are accelerating despite a 2011 moratorium meant to protect (...)

The 1856 British Guiana one-cent black on magenta sold for $9.5 million – a new world auction record for any stamp – although below the estimate ($10 (...)

The British Guiana One-Cent Magenta issued in 1856 in the former British colony on the north coast of South America and today known as Guyana. It will go under the hammer at Sotheby’s in New York on Tuesday with an estimate of $10-$20 million.

Letter writing is a declining art and with it the attendant interest in postage stamps. But throughout the 20th century stamp-collecting was a ubiquit(...)

Conor Fox: “We can calculate the level of greenhouse gas emissions saved from entering the atmosphere each year when one of their new fuel-efficient stoves is used”

Repeated encounters with the aftermath of extreme natural disasters in South America set Conor Fox on the road to acquiring the skills he neede(...)

Rock of the bay: a Dublin and Kingstown locomotive approaches Blackrock, in Co Dublin, in 1834; Dargan’s stonework survives on the line. Image: SSPL/Getty

This biography tells the story of William Dargan, the greatest Irish railway engineer and contractor of the first and most important phase of Irish ra(...)

The performance of Denis O’Brien’s Digicel dipped sharply in Haiti, one of the company’s main markets. Photographe: Jason Alden/Bloomberg

Total group revenues at Digicel, the mobile phone company owned by businessman Denis O’Brien, fell by $7 million to $691 million in the three months t(...)

Siteserv, a construction services conglomerate assembled during the boom by Niall McFadden, was acquired by Denis O’Brien last year for €45 million

Sierra Support Services, which is owned by Denis O’Brien’s Siteserv group, is closing in on up to $30 million worth of state contracts in Papua New G(...)

Donald Ramotar, president of Guyana

An Irish teenager has been charged with threatening to shoot and kill the president of Guyana during what his lawyer said was an alcohol-fuelled co(...)

Denis O’Brien

Denis O’Brien is seeking to raise another $300 million (€230 million) via a bond offering for the Caribbean and America(...)