One of the world's oldest carnivals kicks off in Venice
Adventurers recreate 1931 Arabian desert trip on camels
Report claims of link between animal health and GM crops
The Syrian refugee giving back to Germany
DNA blood test predicts suspects' age
Carnival gets underway in Venice
2015 was hottest year on record, say some scientists
Migrant at Dunkirk camp: "Hell on earth is here"
Palestinian ideas of freedom take stage in India