IMF chief Christine Lagarde and anti-poverty group representatives to attend summit.
The UN are asked to adopt guidelines to protect consumers against electromagnetic radiation.
BREAKING: Soldiers on duty as UN peacemakers allegedly raped children at refugee camps in exchange for food.
The UNHCR demanded clarification of the legal status for migrants in the EU in order to control the massive influx of people smuggled in by boats.
Death toll from Nepal's 7.9-magnitude earthquake at 7,040 with some 70 aftershocks recorded so far.
7,000 confirmed dead but final death toll probably 'much higther': Nepal government
Organisation's report reveals refugee children in Central African Republic were forced into rape and sodomy in exchange for food.
The United Nations Human Rights Agency (OHCHR) said more needed to be done to tackle hate speech in the tabloid press.
Power says that humour of young often more effective than official information in undermining jihadist group.
Nepal eligible for assistance fromIMF's new Catastrophe Containment and Relief Trust.
There are still some two billion people who do not have access to a bank.
Google wants the ability to control a robot army while the US army wants one for intelligence
UN gave the British actor a 'license to save' by making him the first global advocate for the elimination of mines and explosives.
Boko Haram Islamist militants are targeting women and girls for particularly horrific abuse.
Boko Haram continues to commit 'horrendous acts against civilians' said head of the United Nations office in West Africa.
Experts warn that Africa faces a poaching crisis that is likely to see a further decline in the number of wild elephants.
Cause of the helicopter crash near Gao unclear
The Democratic candidate came under attack for her use of a private email account for official business when she served as the top US diplomat.
Antonio Guterres, the UN refugee chief, calls for international action to help the 3.8m victims of the bloody Syrian civil war.
PM Cameron stressed the UK is not supplying lethal equipment to Ukraine.
Chemicals not controlled by UN are now contributing to ozone depletion.
The UN Children's Fund launched a record $3.1bn (£2.06bn) appeal on Thursday (January 29) to enable it to help children caught up in a "new generation" of conflicts and disasters round the world, $1 billion more than it sought in 2014.