Evidence that Australia's Great Barrier Reef is experiencing its worst coral bleaching on record has renewed calls for the UN to list it as "in-danger".

The UN Security Council adopts a resolution calling for the repatriation of peacekeeping units whose soldiers face allegations of sexual abuse.

The effects of climate change on food production could cause 500,000 extra deaths by 2050 compared to a world without global warming, according to a study released Thursday.

South Korean defence ministry claims that North Korea fired several short-range projectiles into the sea.

North Korea says it will no longer take part in UN Human Rights Council session examining its rights record.

The European Union is preparing to spend hundreds of millions of euros on humanitarian aid, as Greece struggles to cope with an influx of migrants.

The UN says it plans to deliver aid to about 150,000 Syrians in besieged areas over the next five days amid a partial truce in the country's civil war.

Boutros Boutros-Ghali, the former secretary general of the UN, has died aged 93.

Syrian President Bashar al-Assad has said that he intends to retake "the whole country".

North Korea's weekend rocket launch repeated earlier success rather than breaking new ground, using a nearly identical design from a 2012 launch, experts said, adding the reclusive country probably remained years from building a long-range nuclear missile.

The UN Security Council is to hold an emergency meeting later following North Korea's launch of a long-range rocket.

A UN panel rules in favour of Wikileaks founder Julian Assange after he complained he was "arbitrarily detained", the BBC understands.

A rare case of the Zika virus being transmitted through sex, not a mosquito bite, has been reported in the US.

A huge vulture detained in Lebanon on suspicion of spying for Israel has been returned home after UN peacekeepers intervened, Israeli officials says.

Violent extremism is a direct assault on the United Nations Charter and a grave threat to international peace and security.

Some 400 people in the besieged Syrian town of Madaya need to be urgently evacuated for medical treatment, says UN humanitarian chief Stephen O'Brien.

US President Barack Obama has set his sights on becoming the next Secretary General of the United Nations when he leaves the White House in one year, the US media reported on Sunday.

Leonardo DiCaprio, Hollywood actor and an environmental activist is feeling optimistic now that the debate over climate change has started to wane and world leaders are finally starting to take it more seriously, reports ABC News.

Guinea is to be declared free of Ebola by the World Health Organization (WHO), two years after the epidemic began there.

The killing of minorities by so-called Islamic State should be recognised as genocide, more than 60 parliamentarians say in a letter to the UK PM.