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(...)

Wireless-charging technology is demonstrated during a keynote address at the 2015 International CES in Las Vegas. Photograph: Photograph: Ethan Miller/Getty Images

Wireless communications have long swept over us, but wireless power transmission (WPT) has still not quite arrived, certainly not in Ireland. Yet, sin(...)

Members of the media photograph a man holding a sign reading outside the John J Moakley Federal Courthouse in Boston, Massachusetts, Monday, January 5th. Photograph: EPA 1:05

The trial of a man suspected of bombing the Boston Marathon in 2013 has begun with jury selection as it emerged that prosecutors rejected a deal that (...)

Boston prepares for its legal reckoning with Dzhokhar Tsarnaev, who stands accused of bombing the 2013 marathon and turning Boston’s premiere athletic event into a scene of terror. Photograph: Justin Lane/EPA 1:34

The blood has long since been scrubbed from the finish line. The memorials have vanished, and the fund that raised money for victims has closed. But t(...)

Evidence of life on Mars may have been detected by Nasa’s robot ‘Curiosity’. Photograph: Nasa/JPL-Caltech/PA

Methane in the Martian atmosphere and organic chemicals in the red planet’s soil are the latest tantalising findings of Nasa’s Mars Curiosity rover as(...)

What if it isn’t too late to start from scratch? It was only about 40 years ago that Vinton G Cerf and Robert E Kahn holed up in the conference room o(...)

Prof Nancy Hopkins: chaired first committee on women faculty at MIT’s school of science.

Achieving a gender balance in higher education requires a sustained commitment that can last for years. Balance can be reached however, as shown by a (...)

Economist Jonathan Gruber: claimed Obamacare legislation passed Congress because of a ‘lack of transparency’ and ‘the stupidity of the American voter’. Photograph: Evan McGlinn/the New York Times

Loose talk – or candid views, depending on your political leaning – from an academic health economist came like manna from heaven for Republicans a(...)

Rory O’Shea: “Universities must be prepared to forgo an immediate financial return to promote new partnerships.”

A new book, co-edited by Dr Rory O’Shea, of the UCD Lochlann Quinn School of Business, examines ways universities can be more successful in creating h(...)