Palaeontologist Don Swanson points at rock fragments near a large horizontal mastodon tusk fragment in San Diego, California. Photo: Reuters Palaeontologist Don Swanson points at rock fragments near a large horizontal mastodon tusk fragment in San Diego, California. Photo: Reuters
Palaeontologist Don Swanson points at rock fragments near a large horizontal mastodon tusk fragment in San Diego, California. Photo: Reuters

130,000-year-old bones could shatter the story of when humans first appeared in the Americas

Palaeontologist Don Swanson points at rock fragments near a large horizontal mastodon tusk fragment in San Diego, California. Photo: Reuters Palaeontologist Don Swanson points at rock fragments near a large horizontal mastodon tusk fragment in San Diego, California. Photo: Reuters
Palaeontologist Don Swanson points at rock fragments near a large horizontal mastodon tusk fragment in San Diego, California. Photo: Reuters
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