Switzerland triumphs at the most political Eurovision ever: Nemo wins scandalRise in UK knife attacks leads to a crackdown and stokes public anxietySwitzerland triumphs at the most political Eurovision ever: Nemo wins scandalUK foreign secretary David Cameron says halting arms sales to Israel would strengthen HamasMissed Friday's Northern Lights? The best cities in the US to see them after 'extreme' solar stormHundreds of prisoners set to be freed early to ease pressure on crowded jailsNew York City police shoot and kill a man they say would not drop a gunA rural Ugandan community is a hot spot for sickle cell disease. But one patient gives hopeKim Kardashian gives a behindFirst Guizhou