A historic dry spell has severely affected Cape Town's water supply, and global climate patterns suggest that other cities may face the same fate.

While sports may temporarily transcend divisions in society, events like the Olympics rarely serve to advance countries’ diplomatic aims.

The past year saw the ongoing historic displacement of millions from conflict and persecution, and a weak response from the world’s richest nations to address the problems.

An attack on Green Berets in southwest Niger has reignited a debate over U.S. policy in the region that stretches back decades.

To address a migration emergency that shows no signs of abating, states should look beyond building refugee camps and offer economic opportunities to those displaced, says expert Alexander Betts.