Dr. Sheik Umar Khan, Sierra Leone's foremost expert on Ebola, died of the disease one year ago. Dr. Ian Crozier was the next health care worker infected at the same hospital — but he survived.
Africa marks one year without polio on Tuesday. But there are now concerns in Kenya, where bishops have declared a boycott of the vaccine on the eve of a WHO polio vaccination campaign.
Dubbed "The Mark Zuckerberg of Accra," Raindolf Owusu is developing tools to bring the Internet to all Africans — and to train the next generation of tech leaders on the continent.
Thousands of migrants have found themselves stranded in the French port of Calais. Most are waiting for a chance to illegally enter Britain, but others trying to create a new life in France.
She's a master multitasker: Angela Helena Carvalho de Sa dedicated many hours to working for Angola's underprivileged young people while studying for a degree in clinical psychology.
The $8.5 billion project includes a new 22-mile channel to allow two-way traffic and the deepening and widening of other parts of the canal to accommodate larger vessels.