Pourquoi la muraille de Chine fut-elle constr...
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East Asia was one of the world's primary centers of agricultural innovation. Farming was invented there, rice and millet domesticated, and the people who did so grew in numbers and sophistication. Some of the world's most-spoken language families grew out of Neolithic China, a ...
"Quand on n'aime on ne compte pas". Les humains doivent beaucoup aimer l'espace, car - pour l'ISS - ils n'ont pas vraiment regardé à la dépense. En effet, la Station Spatiale Internationale est tout simplement la construction la plus chère de l'Histoire. ...