U.N. confirms chemical arms were used repeatedly in Syria

Chemical weapons were likely used in five out of seven attacks investigated by U.N. experts in Syria, where a 2 1/2-year civil war has killed more than 100,000 people, according to the final report of a U.N. inquiry published on Thursday. (Reuters)

North Korean leader's uncle executed for 'treachery'

The once-powerful uncle of North Korean leader Kim Jong-un has been executed after being purged for "acts of treachery", state media say. (BBC)

Australia backtracks on gay marriage law

Australia's top court struck down gay marriage in the nation's capital on Thursday, ruling that parliament must decide on same-sex unions - to the anguish of dozens who have wed under a landmark law. (Telegraph)

Supreme Court judges allow Scientology wedding

A woman who wants to marry in a Church of Scientology chapel has won her Supreme Court challenge. Five Supreme Court judges ruled the church was a "place of meeting for religious worship". (BBC)

Universe really is a hologram according to new simulations

A 10-dimensional theory of gravity makes the same predictions as standard quantum physics in fewer dimensions. (Scientific American)