The number of countries in the world does not change very often, but when it does, mapmakers (and their digital counterparts) take notice. If you have ever owned an older globe, you might have ...

The world is full of incredible ... along with Belarus and the Palestinian territories. All of these countries are represented by grey on the map, meaning visiting there poses the greatest ...

On Tuesday, IQAir released its seventh annual World Air Quality Report, which highlighted "alarming trends of the world’s most polluted countries, territories ... the 10 most polluted cities in the ...