As the politicians squabble it's worth keeping in mind the huge distances migrants travel to get to Europe through Africa and the Middle East, along well-worn routes. These graphics from Reuters ...

Here are eight charts and maps on what has happened since 2015 ... 2015 saw a huge spike in the numbers of migrants reaching Europe. Each subsequent year the numbers have been smaller, but ...

Curbing irregular arrivals is a political priority but legal and humanitarian questions cannot be brushed aside ...

Researchers developed a more precise method of understanding ancestry from ancient DNA and used it to identify previously ...