Open letter to Eritrea’s president: Let us visit detained activists and journalists

103 of Africa’s most prominent thinkers ask to visit their incarcerated colleagues in Eritrea

Sorghum making a rebound in Europe thanks to climate change

Isabel Malsang

Sorghum, which is in the same family as millet, is the world's fifth-most important cereal crop

Moving encounters with misfits and megastars

Arts desk

Film festival screens documentaries of several celebrities and some local artists

Nigerian president vows corruption crackdown in second term


Buhari came to power in 2015 on a promise to tackle endemic corruption, but critics have accused him of a political witch-hunt

MTN pays off bulk of $1.5 billion Nigeria fine


MTN, which began operation in Nigeria in 2001, is the country's largest operator with 53 million subscribers