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The Paris Agreement on climate change was struck two years ago this week. But with the US pulling out earlier this year, how is the accord shaping up?

In a rebuke to US antipathy towards climate science, France's leader has announced the first winners of grants for international scientists to carry out their research in France.

On the two-year anniversary of the Paris Accord, world leaders are gathering in the French capital for the "One Planet" summit to discuss stepping up efforts against global warming. CNN's Melissa Bell has more.

Russian President Vladimir Putin ordered a partial withdrawal of Russian troops from Syria during a visit to the war-torn country on Monday.

Tensions on the Korean Peninsula are the world's most dangerous security issue, and must be resolved fast and diplomatically to avoid war, a top United Nations envoy said after a rare visit to North Korea.

The winners of the 2017 Nobel Peace Prize have warned countries that possess nuclear weapons to eliminate their "instruments of insanity" or risk mutual destruction.

Palestinian protesters and Israeli security forces clashed Friday in Jerusalem and the West Bank amid heightened tensions in the region and elsewhere over US President Donald Trump's decision to recognize Jerusalem as the capital of Israel.

Get an inside look at how the personalized awards each CNN Hero receives are made.

Read CNN's Fast Facts about the 2018 Winter Olympics in PyeongChang, South Korea.

Here's a look at Russian President Vladimir Putin.