Unused check-in counters due to cancelled flights at South Africa’s OR Tambo International Airport as restrictions on international flights from the country start to take effect. Photograph: Kim Ludbrook/EPA

A World Health Organisation official has said 24 countries may have reported cases of the new Omicron coronavirus variant, which was first identified (...)

A young woman touches autumn colored leaves during a Christmas illuminations event in Tokyo. Photograph: Franck Robichon/EPA

Six cases of the Covid-19 Omicron variant have been identified in Scotland, the Scottish government has announced. The Scottish government said that (...)