Electricity storage has until recently been prohibitively expensive, but its emergence at an economically viable cost will enable increased use of wind and solar power

The cost of batteries is falling to the point that they are becoming an increasingly viable option for uses such as supporting the stability of power (...)

Republican frontrunner Donald Trump told a campaign rally in Tennessee that he would “build a big, beautiful safe zone” inside Syria where people could find refuge.  Photograph: Wade Payne/AP

More than half of America’s states are refusing to accept Syrian refugees in the wake of the Paris attacks as Republican presidential contenders propo(...)

Former US senator Fred Thompson. Photograph: Jim Watson/AFP/Getty Images

Fred D Thompson, a former US senator, actor and Republican presidential candidate, died on Sunday in Nashville, Tennessee. He was 73. The cause was a(...)

Old and new Scandi styles in Stockholm Experience Swedish design at the grand old Berns Hotel in Stockholm (above), which was designed by Olle R(...)

McKayla Dyer, a third-grader at White Pine Elementary School, died after being shot in the chest. Photograph: gofundme

An 11-year-old eastern Tennessee boy was in custody for murder on Monday for shooting and killing an 8-year-old neighbour girl with a shotgun because (...)

US Republican presidential candidate Donald Trump speaks at a campaign rally in Keene, New Hampshire. Photograph: Gretchen Ertl/Reuters

Two days after a gunman killed nine people at an Oregon community college and then shot himself dead , the Republican presidential frontrunner, Donald(...)

US republican presidential candidate Donald Trump who said the Oregon shootings could have been limited if instructors or students  had been armed.

Republican presidential candidate Donald Trump on Saturday channelled the 1970s action star Charles Bronson in defending second amendment rights in th(...)

Pope Francis celebrates Mass at the Cathedral Basilica of Saints Peter and Paul in Philadelphia, Pennsylvania. Photograph: Mark Makela/Reuters

Pope Francis landed in Philadelphia on the final stop of his tour of the United States, calling for a more active role for women and the laity in t(...)

Sonia O’Sullivan was one of the many Irish athletes to accept a scholarship at a US university. Photograph: Getty.

The plan was to smash a few records and then run in the Olympics. There is no sure-fire path to any sporting glory, only the tried and trusted. And wh(...)

The Big Grill Festival will set Dublin’s Herbert Park alight this weekend, running from Thursday afternoon until late Sunday night. The festival of(...)