Science/AAASAt Jebel Faya, the researchers uncovered three caches of mostly broken, unfinished stone tools.

在杰贝尔-法亚，研究人员发现了三处大部分破坏了的和未完成的石器。

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Between about 75, 000 and 14, 000 years ago, the coast of Iran would have been easily reached from near Jebel Faya, across the Gulf.

在7万5千年到14万年前，从杰贝尔-法亚渡过海湾到达伊朗沿岸应是很容易的。

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The location of Jebel Faya, United Arab Emirates. The dashed line indicates the maximum exposure of land during marine lowstands. Click for larger image.

杰贝尔-法亚位于阿拉伯联合酋长国。虚线显示海洋处于低水位时暴露的陆地部分。科学组/美国艺术与科学研究院

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But scientists behind the latest study argue that the people who made tools at Jebel Faya 125, 000 years ago are ancestral to humans living outside Africa today.

BBC: Humans 'left Africa much earlier'

The researchers say the toolmakers at Jebel Faya may have reached the Arabian Peninsula at a time when changes in the climate were transforming it from arid desert into a grassland habitat with lakes and rivers.

BBC: Humans 'left Africa much earlier'

Professor Stringer said the fact that the tools found at Jebel Faya did not resemble those associated with modern humans at Qafzeh and Skhul hinted at "yet more complexity in the exodus of modern humans from Africa".

BBC: Humans 'left Africa much earlier'