Public boats, with ample sleeping quarters, plied the Congo until the government of the DRC let them fall into disrepair. Now river traffic consists largely of barges (top) and pirogues (center).

Using seismic stations usually used for monitoring earthquakes, an international team of geoscientists tracked Earth’s ...

Its sources are in the highlands and mountains of the East African Rift, as well as Lake Tanganyika and Lake Mweru, which feed the Lualaba River, which then becomes the Congo below the Boyoma Falls.