With less water in the lakes, especially Lake Turkana, it has become easier for the great rift beneath to move.

Lake Turkana in northern Kenya is often called the cradle of humankind. Home to some of the earliest hominids, its fossil-rich basin has helped scientists piece together the story of human evolution.

A switch from a humid to a dry climate has led the Eastern African Rift Zone to pull apart more freely, new research finds.

As East Africa’s great lakes shrink after thousands of years, scientists find the land beneath may be pulling apart faster, ...