Win $20,000: invent a toilet light
The light is for use in refugee camps - it must be cheap, easy to maintain and hard to steal
Maria: raped, pregnant, and expelled from school at age 13
Tanzanian schoolgirls frequently undergo forced pregnancy tests, then face expulsion
Drop the hypocrisy: gays are as African as wife-beating
History shows that same-sex relationships have always existed in Africa, as elsewhere
Website exposes sleazy, corrupt and lazy Kenyan professors
The Kenyan chapter of notinmycountry.org allows students to report corruption and rank the performance of university staff while remaining anonymous
Election peaceful, but Kenya is still deeply divided by tribalism
Ordinary people feel no sense of shame in talking about other ethnic groups in vile and disparaging terms
Patience wearing thin as tense vote count continues
Quite a lot of shops were closed in Nairobi's Kibera slum on Thursday as vote counting continued, three days after Monday's election
Still waiting for results
The electoral commission has chartered aircraft and helicopters to bring the results to the national tallying centre in Nairobi after the new electronic tallying system failed
D-Day dawns
Kenyans work and chat through the night ahead of polling day as CNN report on imminent violence sparks anger
On the campaign trail in Kenya
At a public meeting, local officials warn voters not to get drunk and miss election day