小橋 昭彦 2004年9月30日

Out of Africa: Scientists Find Earliest Evidence Yet of Human Presence in Northeast Asia –
Early humans lived in northern China about 1.66 million years ago, according to research reported in the journal Nature this week. The finding suggests humans?characterized by their making and use of stone tools?inhabited upper Asia almost 340,000 years before previous estimates placed them there, surviving in a pretty hostile environment.