Kibera in Nairobi, Kenya, widely known as Africa's largest slum, remains a blank spot on the map. Without basic knowledge of the geography and resources of Kibera it is impossible to have an informed discussion on how to improve the lives of residents. This November, young Kiberans create the first public digital map of their own community.

Wooden bicycles can be found all over the world.

There seemed to be an ownership structure amongst the users, some were better constructed, had longer pipes, were better protected and maintained. We were told that the systems were installed fifteen years earlier and it did not look like any modifications had been done since then.

Maker Faire Africa (MFA), a celebration of African ingenuity, innovation and invention, will take place August 13-15 at the Ghana-India Kofi Annan Centre of Excellence in ICT in Ghana's capital, Accra.

Today, after more than a year of planning, 2000 square meters of rooftops have been covered with photos of the eyes and faces of the women of Kibera.

A web-based reporting tool is allowing Africans caught up in political unrest to report incidents of killing, violence and displacement. The website is called Ushahidi, which means ''testimony'' in Swahili and was first developed to map reports of violence in Kenya after the post-election fallout.

Aids patients themselves have been found smoking the drugs instead of taking them as prescribed.