A distress signal spotted in a remote region prompts fears that someone could be missing.
John Kerry joked about Americans learning Russian, but global politics do influence languages studied.
Foreign climbers and Sherpas on Mount Everest are concerned about the increasing theft of oxygen bottles from high camps.
How English footballer Stanley Matthews conquered Ghana
A selection of the best photos from across Africa this week.
Eddie Maher went on the run after driving off with £1.2m in a Securicor van. Remarkably, he kept it up for 19 years taking a wife and children from one US city to another.
7 days quiz: How does Russell Crowe know so much about Ed Sheeran?
They filmed as they explored mountains and deserts – decades later, their footage is going online.