Now playing Next World News How to spot a liar, according to researchers It's our conscious biases and decision making skills that interfere with the natural ability to detect deception. Here are the nonverbal clues that can reveal someone isn't telling the truth. 21/08/2018
Now playing Next World News Colorado father charged with 5 counts of murder in deaths of wife, daughters Christopher Lee Watts is also charged with three counts of tampering with a deceased body. 21/08/2018
Now playing Next World News Robert Zubrin wants to establish a 'new branch of human civilization' on Mars Mars Society co-founder says robotic landers and rovers aren't enough. 20/08/2018
Now playing Next World News Husband arrested in family's murder had financial struggles The couple seemed to have everything — but now family of Chris and Shanann Watts are left wondering if he is capable of killing her and their children. 17/08/2018
Now playing Next World News People who eat low-carb diets live longer but only if they go easy on meat, too A moderate carbohydrate intake seemed healthiest, study finds 17/08/2018
Now playing Next France Hyperloop pioneers choose rural France to test high-speed rail travel A Canadian firm looking to develop the high-speed rail travel of the future plans to build its test site deep in the French countryside. 16/08/2018
Now playing Next World News Husband of missing Colorado woman arrested Chris Watts is in custody and awaiting charges, police said. 16/08/2018
Now playing Next Canada Smoke particles from Canada wildfires cross the Atlantic to UK and Ire Smoke and ash from Canada's wildfires have crossed the Atlantic Ocean to the UK and Ireland. 15/08/2018
Now playing Next World News Vienna is the world's most liveable city Vienna ranks as the world’s most livable city according to an annual survey by The Economist Intelligence Unit. This is the first time a European city has topped these rankings. The Austrian capital knocked Melbourne, Australia from the top spot after seven years of holding the top rank. 14/08/2018
Now playing Next World News When is a German not a German? Identity re-emerges as a thorny issue "I am a German when we win, but I am an immigrant when we lose," said Mesut Özil, who recently quit the national soccer team, citing racism. 14/08/2018
Now playing Next Sport Stefanos Tsitsipas makes Rogers Cup final date with Rafa Nadal Greek teenager Stefanos Tsitsipas toppled big-serving South African Kevin Anderson 6-7(4) 6-4 7-6(7) in a thriller to reach the Rogers Cup final. 12/08/2018
Now playing Next Sport Ungvari steals show on Day 2 of Budapest Grand Prix Amidst more thrills and spills at the judo showpiece event, the video referee rules in Miklos Ungvari's favour, who becomes world champion on home soil at the age of 37. 11/08/2018
Now playing Next Canada Two police among victims of Canada shooter Police in Canada say two colleagues and two other people died in a shooting on Friday morning in the city of Fredericton in New Brunswick 10/08/2018
Now playing Next Russia Partial solar eclipse set to happen on August 11 A partial solar eclipse will pass through tomorrow (August 11). However, only those living in the far north of the northern hemisphere will be able to see it, such as people in Russia and Greenland. 10/08/2018
Now playing Next World News Australians are peppering politicians with requests for portraits of queen. Why? A viral article alerted Australians to a little known parliamentary code, leading lawmakers to be inundated with requests for portraits of the monarch. 10/08/2018
Now playing Next World News At least four killed in Canada shooting, people told to stay indoors Fredericton is the capital of New Brunswick, where a mass shooting in 2014 led to the deaths of three Royal Canadian Mounted Police officers. 10/08/2018
Now playing Next World News Saudi Arabia's explosion at a Canadian tweet shows how rules have changed Analysis: The Saudi kingdom erupted in fury at criticism of its human rights record. Will the West resist Saudi pressure and back Canada? 09/08/2018