Although it is technically impossible to travel instantly from one place to another, there are some locations on the planet that allow you to take only a few steps and you'll find yourself moving ...

Painted lady butterflies are world travelers. The ones we encounter in Europe fly from Africa to Sweden, ultimately returning to areas north and south of the Sahara. But what determines whether some ...

The euro is the most tangible element of European integration. Launched in 1999 as an account currency, the euro started ...