Ban Ki-moon warned only weeks ago that the outbreak was "entering a new phase."
A major report published last week could be a game changer in the climate change debate.
The heads of state of 125 nations are planning to attend the United Nations’ (UN) summit on climate...
Boxer urged the U.N. to help evacuate thousands trapped by ISIS militants.
Policymakers should not dismiss the U.N.-led peace process.
United Nations Secretary-General Ban Ki Moon said after a meeting with Russian President Vladimir...
Climate geoengineering is far too enticing and powerful to be wished away.
The actor will open the summit as a new “messenger of peace” for the UN.
President Obama is among the heads of state expected to attend.
The three-day truce brokered by the U.S. and the U.N. will begin on Friday morning.
The U.N. urged Syria to continue eliminating its chemical weapons "as quickly as possible."