Hotter air holds more moisture, which means that rainfall can be heavier, or increased evaporation can exacerbate droughts.

The Economist is following Donald Trump’s progress during his first 100 days in office. Keep up to date with our Trump ...

I t has been centuries since Poland was last a great armed power, but the winged hussars are back. When Russia seized Crimea in 2014, Poland’s armed forces were the ninth-biggest in NATO. Today they ...

The Economist is following Donald Trump’s progress during his first 100 days in office. Keep up to date with our Trump ...

Five candidates have entered the race ahead of the January 23rd deadline, but it will almost certainly be won by either the ...

But he really does have the chance to lead America into the golden age he proclaimed in his second inaugural address.

Jump to Latin America, and coffee with a former government minister. Talk turns to free trade, and how Mr Trump’s love of ...

Investors and diplomats alike were relieved that he refrained from slapping universal tariffs on all imports on his first day ...

America started doing so at the end of the Civil War. The constitution was amended then to overturn the Dred Scott decision ...

Mr Trump is more transactional than presidents before him, which increases the risk of cronyism and self-dealing. But America ...

McKinley, who was inaugurated in 1897, presided over the negotiations that created the Panama Canal. He loved tariffs, both ...

No country has as much to gain from a stable Syria as Turkey, and few have as much to lose if it implodes. Turkey is home to ...