The crust beneath part of Kenya and Ethiopia is thinner than geologists thought, new measurements have found. That has important implications for the geology of the area and, more tentatively, could ...

Fossils unearthed in Morocco from a little-understood period of human evolution may help scientists resolve a long-standing mystery: Who came before us? Three jawbones, including one from a child, ...

Ancient, fossilized teeth, uncovered during a decades-long archaeology project in northeastern Ethiopia, indicate that two different kinds of hominins, or human ancestors, lived in the same place ...