The single fossil finger bone of Homo sapiens - pictured from various angles - from the Al Wusta site, Saudi Arabia is pictured in this undated handout composite photo obtained by Reuters April 9, 2018. Ian Cartwright/Handout via REUTERS ATTENTION EDITORSA researcher works on surveying and mapping of the Al Wusta site in the Nefud Desert in Saudi Arabia in this undated handout photo obtained by Reuters April 9, 2018. Researchers look over excavations at the Al Wusta site, Saudi Arabia in this undated handout photo obtained by Reuters April 9, 2018. The ancient lake bed (in white) is surrounded by sand dunes of the Nefud Desert. "The big question now is what became of the ancestors of the population to which the Al Wusta human belonged," Groucutt said.

Source: Egypt Today April 10, 2018 08:51 UTC