Now playing Next USA Here are the rules for the first Democratic debate The action is set to get underway on Wednesday and Thursday in Miami, with 10 presidential primary candidates on stage each night. 25/06/2019
Now playing Next USA NASA's Curiosity Mars rover detects 'unusually high' levels of methane Is it evidence of life on the Red Planet? 25/06/2019
Now playing Next Destinations Conscious tourism in idyllic Saint Lucia A place to experience multiple holidays rolled into one. 24/06/2019
Now playing Next No Comment Clashes in Hong Kong amid anger over proposed extradition bill Protesters — some using umbrellas to fend off pepper spray, tear gas and high-pressure water — clashed with police in Hong Kong. 12/06/2019
Now playing Next USA Mount Rainier climbers rescued after being stranded three days All four climbers were found alive, suffering from exposure, and transported to local hospitals for treatment, the National Park Service said. 06/06/2019
Now playing Next United Kingdom Watch: UK PM May reads D-Day soldier's moving letter to family Captain Skinner was one of the hundreds of thousands of troops to cross the Channel on D-Day. He died on June 7, 1944. 05/06/2019
Now playing Next USA Ancient star explosions could have led early humans to walk upright Scientists say supernovas blasted the early Earth with radiation that triggered forest-razing wildfires, prompting early humans to become bipedal. 30/05/2019
Now playing Next USA Hawaii hiker who survived 17 days in forest says she never felt fearful Amanda Eller, 35, called the ordeal an "opportunity to overcome fear of everything" and said a prayer for another missing Hawaii hiker. 29/05/2019
Now playing Next USA A four-day school week? Teachers and kids give it an 'A.' Parents are less enthused In a bid to attract more educators, this struggling Colorado school district was the first in a major metro area and the largest in the U.S. to make the switch. 28/05/2019
Now playing Next Nepal American climber dies on descent from summit of Mount Everest The number of dead or missing mountaineers on the world's highest mountain is now at nine on the Nepali side during the current climbing season. 27/05/2019
Now playing Next Sport Uta Abe of Japan shines on Day 1 of thrilling 2019 Hohhot Grand Prix Japan's Uta Abe dominated Day 1 of a thrilling 2019 Hohhot Grand Prix and was our Woman of the Day, while Kim Won Jin of Korea was our Man of the Day 24/05/2019
Now playing Next World News Euroviews. The inescapable global politics of Eurovision 2019 ǀ View Eurovision has survived despite all the political drama, and the U.S. largely ignoring it for decades. Is a North America version in the works? 18/05/2019
Now playing Next USA Shrinking, shaking, wrinkling: New study shows the moon is racked by moonquakes as it shrivels The findings come after researchers took a fresh look at data from seismometers that Apollo astronauts deployed on the moon in the 1960s and 1970s. 14/05/2019
Now playing Next Sport Heavyweight heaven for Georgian judoka on final day of Baku Grand Slam Georgia's junior heavyweight world champion graduates to Grand Slam gold on Day 3 of Baku Grand Slam as Japanese judokas top medals table standings 12/05/2019
Now playing Next United Kingdom Support for new Brexit Party surges amid voter backlash An opinion poll shows Nigel Farage’s new Brexit Party has more support than the two traditional parties combined. 12/05/2019
Now playing Next Russia Distressing video: Footage emerges from inside burning Aeroflot plane Footage has emerged from inside a burning plane as it made an emergency landing in Moscow on Sunday. 07/05/2019
Now playing Next USA Doomed jet was heavy with extra fuel before deadly crash landing Some of those who escaped were carrying luggage, raising concerns that grabbing their bags may have delayed an evacuation in which seconds were critical. 07/05/2019