Amen, Brother was a little-known B-side released in 1969. Barely noticed at the time, its drum solo has been hugely influential, appearing in more than 1,500 other songs.
For 26 years Mark Doyle has reported from Africa becoming a household name across the continent - it seems presidents and rebels alike will miss him as he leaves the BBC.
Lee Kuan Yew, who died on Monday at the age of 91, personified the country's ban on sales of chewing gum - what was it about gum he so disliked?
How to make rice less calorific, and more news nuggets.
The week's big numbers, visualised.
A journalist who made a satirical video about a proposal to expand Islamic law found herself under investigation - and getting threatened online.
Need an answer to annoying questions about your love life? The BBC looks at an app providing a "perfect solution".
Two Russian MPs from different political parties get married after falling in love in parliament.
Japan's prime minister says people should start work earlier during summer months for a better work-life balance.