Kickstarter cofounder Yancey Strickler at the  2015 Web Summit in the RDS, Dublin, yesterday. Photograph: Stephen McCarthy/Sportsfile

While the Web Summit appears to be predicated on the notion that every start-up in attendance has the potential to develop into a billion-dollar “unic(...)

‘During the 2008 campaign, when Clinton was being urged to show a more human side, Democratic pollster Mark Penn famously remarked that “being human is overrated”. So too is “authenticity”.’ Above, Clinton with host Jimmy Fallon on the Tonight Show in New York  on September 16th. Photograph:  REUTERS/Douglas Gorenstein/NBC

This week’s Republican presidential debate saw Donald Trump stumble as his rivals found their voice at last, offering the party’s establishment hope t(...)

US vice-president Joe Biden: “Can I do it, can my family? There is no way to put a timetable on that.” Photograph: Getty Images

Vice-president Joe Biden has made his most revealing comments on whether he will mount a third presidential bid, saying the decision rests on whether (...)

Secretary of state John Kerry: Voting against Iran nuclear deal would be a “self-destructive blow to our nation’s leadership”. Photograph: Getty Images

President Barack Obama has scored a major victory by securing the support of Democrat Barbara Mikulski as the 34th senator to back his nuclear deal wi(...)

US vice-president Joe Biden: still weighing up whether his family can cope with the rigours of a national campaign

Hillary Rodham Clinton’s clumsy handling of the controversy over her use of a private email address as secretary of state has left some Democrats unsu(...)

Joseph ‘Beau’ Biden, attorney general of Delaware, who has died from cancer.

Former Delaware attorney general Beau Biden, son of US vice president Joe Biden, died on Saturday after battling brain cancer, the vice president s(...)

Prof Richard Wool, who has died aged 67, emigrated to the United States after graduating from UCC in l969 and went on to become an internationally ren(...)

The US Defense Department  accidentally sent shipments of live anthrax bacteria from the Dugway Proving ground facility (above) to labs in nine US states and to a US air base in South Korea. Photograph: George Frey/Epa

The US military mistakenly sent live anthrax bacteria to laboratories in nine US states and a US air base in South Korea, after apparently failing to (...)

Caitlin Vennard and Cormac McGrady at Yosemite National Park in California in 2012. McGrady is now unable to visit his American wife’s family in the US because he is banned from the country.

What started for Caitlin Vennard and her husband Cormac McGrady as late-night fun on a beach holiday ended with his deportation from the US, after thr(...)

 Emergency personnel man a barricade near the wreckage of an Amtrak passenger train carrying more than 200 passengers from Washington, DC to New York that derailed  in north Philadelphia, Pennsylvania. At least five people were killed and more than 50 others were injured in the crash. Photograph: Mark Makela/Getty Images

The train that crashed in Philadelphia on Tuesday night having derailed on a bend, killing at least seven people, was travelling at 106 miles per hour(...)