Sick of Brexit, Scotland's Sturgeon vows new independence vote in 2020 Ability to detect bio-chemical activity on exoplanets just 30 years away Photographer claims top intl honor Poland's ruling Law and Justice Party wins parliamentary elections: official results Brexit deal 'more and more difficult' this week New focus for climate change protesters UK Queen delivers parliament speech Queen's Speech outlines government's agenda Macron, Merkel optimistic about endorsing Brexit accord at summit $1.3b deals with UAE cap Putin's Gulf trip British woman breaks record for running backwards UK's Prince William, Kate arrive in Pakistan for 5-day visit Protests erupt in Barcelona, 108 flights cancelled Brexit strains give Queen's Speech an election hue Intercontinental missiles feature in Russian military drills World 'needs to hear more about message of benefits from the BRI' One-third of world's kids 'undernourished or overweight' Wildlife photography winner on show in London museum EU's Barnier says deal 'still possible' as Brexit deadline looms