Covid origin: Leak from a laboratory should not be ruled out

The scientist who led China's Centre for Disease Control during much of the covid pandemic has said the theory that the virus escaped from a laboratory should not be ruled out. George Gao told the BBC that covid's origin remains open.

Explosions have been heard on the outskirts of the Russian capital, Moscow.

Helen Clark, the former Prime Minister of New Zealand, is sounding the alarm on climate change on the 70th anniversary of the first scaling of Mount Everest.

The world's largest iPhone factory improves workers' benefits ahead of the launch of a new model.

And the heat is on in the NBA finals