With cholera on the rise around the world, the global vaccine stockpile is running dry. New doses go right to active outbreaks, with none left for prevention campaigns. Can vaccine makers catch up?

Archaeologists dug into a riverbank in Zambia and uncovered what they call the earliest known wood construction by humans. The half-million year-old artifacts could change how we see Stone-Age people.

"Can You See Us?" is the story of a boy growing up with albinism in Zambia. His father spurns him, his peers attack him. It's based on the life of John Chiti, who spoke to NPR about his experiences.

Jacqueline Muna Musiitwa was planning for her mom to fly from Zambia to the U.S. for Christmas. Ever-changing travel bans are making it seem like a holiday dream that won't come true.

Kenneth Kaunda spoke out about HIV when African leaders would not even acknowledge its existence. He sang about it, too, in a 2005 album that made a splash, then vanished. And so a search began.