Dried up: the UN Global Pulse unit monitors social network messages from Twitter and elsewhere for early-warning signals of a disease outbreak, crop failure or economic turmoil in a region of a developing country. Photograph: Reuters

The timing and technology are right to bring the power of digital sensing to the poor to improve health, safety and education.That is the driving assu(...)

A driverless car during a press event this month in Zurich, Switzerland. Photograph: EPA/Ennio Leanza

Many years ago – it must have been the late 1990s – I ran into a freelance Irish Times colleague in the office. He had just returned from Cannes, wher(...)

A frame grab from an undated video reportedly shows Al-Qaeda leader Osama bin Laden watching TV at his compound in Pakistan. Newly-released documents show bin Laden owned books by Noam Chomsky and Bob Woodward, among others. Photograph: US Department of Defence/AFP/Getty Images

The US government has released a list of English-language texts seized from Osama bin Laden’s compound in Pakistan in 2011 showing the al-Qaeda leader(...)

Galway-based Ward & Burke has operations in the Republic, Canada and Britain and specialises in sanitary and water services, for which it designs and builds treatment plants, tunnelling and pipelines. Photograph: David Sleator/The Irish Times

Growth in its Canadian and British businesses helped boost turnover and profits at Irish civil engineering group Ward & Burke last year, figures (...)

Oliver Blanchard was behind many of the IMF’s policy shifts in recent years in response to lessons from the crisis

The International Monetary Fund has said its chief economist Olivier Blanchard is retiring from the IMF, and the search for his replacement would begi(...)

A courtroom sketch shows Boston Marathon bomber Dzhokhar Tsarnaev   during his trial. “He killed indiscriminately to make a political statement . . . His actions have earned him a sentence of death,” the prosecution said. Photograph: Jane Flavell Collins/Reuters

Boston Marathon bomber Dzhokhar Tsarnaev is a terrorist who wanted to punish America with a deadly 2013 attack, a federal prosecutor said yesterday as(...)

Dzhokhar Tsarnaev, who was convicted of 30 federal charges relating to the twin bombings at the Boston Marathon finishing line in 2013. Tsarnaev’s lawyers have urged the jury in the case not to grant him the death penalty. Photograph: FBI handout/Reuters

Lawyers seeking to spare convicted Boston bomber Dzhokhar Tsarnaev from the death penalty called witnesses on Wednesday who described his volunteer w(...)

Natasha Dow Schull wears the Muse headband, which monitors brain waves. photograph: kayana szymczak/the new york times

The bookshelves in Natasha Dow Schull’s office at the Massachusetts Institute of Technology are punctuated here and there with kitchen timers: a windu(...)

An artist’s sketch shows defendant Dzhokhar Tsarnaev as he and his attorney’s listen to testimony on the second day of the trial of suspected Boston Marathon Bomber Tsarnaev. Photograph: Jane Falvell/EPA

The accused Boston Marathon bombers tossed bombs and fired a pistol at police in their final hours on the run before a dazed and wounded Dzhokhar T(...)

A courtroom sketch shows accused Boston Marathon bomber Dzhokhar Tsarnaev (left) and Judge George O’Toole (top) listening as bombing victim Richard Martin’s father Bill (top right) testifies, during Tsarnaev’s trial at the federal courthouse in Boston, Massachusetts.  Photograph: Jane Flavell Collins/Reuters

Moments after being blasted into the air “like a rocket” in the Boston Marathon bombing, nurse Jessica Kensky saw that her husband’s leg had been blo(...)