Imran Ahmed was among five people accused of seeking to "coerce" US firms into censoring free speech.

The US president accuses the group of killing Christians, as Nigeria’s foreign minister tells the BBC the strikes were a "joint operation" and "nothing to do" with religion.

The case of a scholar wanted in Ukraine sparked a debate on the relationship between museums and the Russian state.

A recent study has found that India will generate over 11 million tonnes of solar waste by 2047 if it does not scale up recycling.