Alva Review-Courier -

WASHINGTON (AP) — A fossil found in Israel indicates modern humans may have left Africa as much as 100,000 years earlier than previously thought.

Scientists say that an ancient upper jawbone and associated stone tools could also mean that Homo sapiens — modern humans — arose in Africa far earlier than fossils now show. And it may cause rethinking about how we evolved and interacted with now-extinct cousin species, such as Neanderthals.

"When they start moving out of Africa and what geographical route they choose to do it are the two most important questions in recent human evolution," said Tel...