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Driven by Earth's orbit, climate changes in Africa may have aided human migration（图）
Driven by Earth's orbit climate changes Africa may aided human migration
2020/2/20
In 1961, John Kutzbach, then a recent college graduate, was stationed in France as an aviation weather forecaster for the U.S. Air Force. There, he found himself exploring the storied caves of Dordogn...
Many sickle-cell deaths in Africa may be avoidable
sickle-cell deaths Africa bacterial infections
2009/9/15
Children in Africa with sickle cell anaemia are dying unnecessarily from bacterial infections, suggests the largest study of its kind, led by Oxford University researchers. The study, funded by the We...