BBC Africa

A number of start-ups in Kenya are relying solely on social media to get their businesses up and running.

A selection of the best photos from across African this week.

A Tunisian military doctor was killed in the Istanbul airport attacks, after travelling to Turkey to bring back his son who had joined the so-called Islamic State.

School arson attacks carried out by students appear to have become a trend in Kenya, which has left people speculating about the causes, but no-one seems to agree.

A doctor is charged with manslaughter for not attempting to resuscitate former Cameroon midfielder Patrick Ekeng.

Congolese miners tell the BBC they are being harassed by members of the presidential guard.

Nigerian writer Elechi Amadi, who is famous for the novel The Concubine, dies of an undisclosed illness at the age of 82.

Some 70 churches, 20 mosques and 10 hotels and pubs are ordered to close in Nigeria's Lagos state in an attempt to reduce high noise levels.

The huge rough diamond that went on sale on Wednesday was one of three big diamonds found recently after a break of more than a century. The BBC's Clare Spencer asks why.

The Khoisan are South Africa's oldest inhabitants. The BBC spent the day with one of the group to learn more about their way of life.

Eritrea has endured a turbulent 25-year history since independence, but there may be hope for the future, says Mary Harper.

Nigeria's government is determined to sort out the environmental damage caused by the oil industry, but will a new multi-million dollar clean-up plan work?

In our series of letters from African journalists, film-maker and columnist Farai Sevenzo looks at why some Africans living in the UK wanted to leave the European Union.

In our series of letters from African journalists, Joseph Warungu takes advantage of the temporary lull in tear gas to examine the rocky political climate in Kenya.

In our series of letters from African journalists, novelist and writer Adaobi Tricia Nwaubani looks at how the latest religious tension in Nigeria is playing out in what people wear to school.

Tunisian security forces are patrolling tourist spots and a state of emergency is still in place, one year after a gunman opened fire on a beach, killing 38 tourists - 30 of them British.

Brexit heralds uncertainty for Africa, as it does for the world. From economics to migration, gold mining to aid, here is how the continent may be affected.

Pro-government forces are making gains in the IS-held port city of Sirte - the BBC meets an army of young men.

Images of Eritrea by the BBC's Mary Harper.

In our series of letters from African journalists, Ghanaian writer Elizabeth Ohene considers the importance of teaching science.