– Manuscript – New research confirms that a fossil of human footprints found in the U.S. state of New Mexico likely represents the oldest direct evidence of humans living in the Americas. The footprints were discovered at the edge of the remains of an ancient lake in White Sands National Park in southern New Mexico. The research, published recently in Science, suggests … [記事を読む...] about 調査:ニューメキシコの足跡、おそらくアメリカで最も古い人類の証拠