The aim is to see whether mixing two vaccines could improve protection against Covid-19.

Rumours about Ayatollah Ali Khamenei's health have thrown the spotlight on his possible successors.

Declassified files reveal Britain's attempts to wield influence in Latin America in the 1960s.

Malls that have hosted visits with Santa for over 100 years are being forced to change their approach.

A selection of the week's best photos from across the continent.

Waldemar Haffkine created the world's first vaccines for cholera and plague. Then a disaster derailed his life.

New drone footage shows Christchurch Cathedral untouched since the 2011 earthquake.

As part of the deal, the US agrees to recognise Morocco's claim over the disputed Western Sahara.

A stay-at-home rule will still end on 15 December, but the new curfew will begin - and include New Year's Eve.

Production on her popular programme, the Ellen DeGeneres Show, will be suspended until January.