Environment ministers faced mounting time pressure to shape a blueprint for the most ambitious environmental accord in history.
Catholic bishops worldwide call for a commitment to sustainable energy and a climate treaty that protects the poor.
A single puff of carbon dioxide can have a climate effect in as little as 10 years, not decades down the road according to new research.
A United Nations team has been deliberating over the years regarding the gathering and analysis of near-Earth object (NEO) data.
Six days of 'intense negotiations' led to new protection for scores of bird, fish and mammal migratory species.
Considered illegal by the international community, chemical weapons nonetheless exist and have even been used, in some cases. Regulating and policing their proliferation can prove difficult, as Trace explains.
Does France really deserve the reputation it has in some corners for being a bit too easily inclined to surrender? Tara takes a look at the country's surprisingly formidable role in the world, considering the middling size of its military.
With the two countries' long history of distrust of and outright aggression toward each other, can the United States and Iran ever ever work together, perhaps against ISIS?
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