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Now playing Next Australia Great Barrier Reef may never recover from 2016 heat wave new study shows One of the world's natural wonders will never be the same again according to a new report published on Thursday. 19/04/2018
Now playing Next United Kingdom Human chain rescues four from rough seas at seaside resort A series of failed rescue attempts led to four people being trapped by choppy waters in Northern England on Friday, before they were rescued by a human chain formed by passers-by. 31/03/2018
Now playing Next Next Series European research teams find new ways to map the seafloor Armed with what looks like a small army of autonomous robots, a European research team are finding new ways to explore the seafloor. 19/03/2018
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Now playing Next no comment France's Parlier, USA's Moroz win Kiteboarding World Championships 25/11/2017
Now playing Next Argentina Explosion identified near where Argentine submarine went missing An sound "consistent with an explosion," has been identified near where the Argentine submarine, ARA San Juan, went missing last week with 44 crew on board. 23/11/2017
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Now playing Next no comment Jordan scuttles military transport plane to make new diving reef for tourists Plane latest unusual object used to "seed" coral reefs in the Gulf of Aqaba. 17/11/2017
Now playing Next Portugal British surfer breaks back in 60-foot wave wipeout Andrew Cotton described the incident as the "worst wipeout" of his life 09/11/2017
Now playing Next world news Finally, dry land: rescued sailors come ashore after five-month ordeal The two women set sail from Hawaii to Tahiti in May, but a storm battered their boat and they drifted in the Pacific with their two dogs until a US warship rescued them. 30/10/2017
Now playing Next Destinations Europe’s first underwater restaurant The eaterie will open just off the Norwegian coastline and marine biology is on the table. 26/10/2017
Now playing Next no comment Saving the birds ensnared on 'plastic island' Wildlife conservationists are tackling the plastic pollution strangling one of the world's largest gannet colonies. 20/10/2017
Now playing Next Norway Killer whales give surfers a scare during Norway competition Two orcas interrupted competitors during the semi-finals of the Lofoten Masters surf competition in Unstad, Norway 25/09/2017