Loài người suýt tuyệt chủng cách đây 70.000 năm
Cập nhật: 13:55 25/04/2008 GMT+7
Một nghiên cứu tổng quát về di truyền cho thấy, loài người đã suýt tuyệt chủng 70.000 năm trước. Dân số loài người lúc đó đã giảm xuống chỉ còn một nhóm nhỏ sống cách biệt ở châu Phi, chủ yếu bởi sự hạn hán.
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