An unofficial ranking of the world's cleverest countries based on criteria including number of Nobel Prize nominations and ...

As part of the foreign aid freeze by President Donald Trump, the U.S. distribution of HIV drugs in poor countries has been ...

TomasSereda/istockphotoWhat the world needs is more billionaires — said no one ever. And yet, here we are. Oxfam reports that ...

Many countries with extraordinary tourism sites also cradle these treasure troves of natural riches, and even the ...

Here’s what to know about Trump’s proposal to add new restrictions in the U.S.—and how that compares to other countries.