While several coffin makers in Bunia said they were providing a public service, the virus has put them at the center of a debate around safe burials.

© Arlette Bashizi for The New York Times

The outbreak in the Democratic Republic of Congo was declared 100 days ago and is spreading faster than any on record, officials said.

© Arlette Bashizi for The New York Times

Ebola virus, hantavirus and the pathogen that causes Covid-19 likely jumped from animals to humans. So do these viruses — and scientists say climate change is speeding their spread.

© Sebastián López Brach for The New York Times

The distance between life and death is razor thin at one medical clinic in Rwampara, the heart of the epidemic ravaging the Democratic Republic of Congo.

© Finbarr O'Reilly for The New York Times