We may have some relatives we didn’t know about. Jeffrey Kluger writes onTIME:
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One August day in 2008, a pair of nine-year-old boys crossed paths at a cave in South Africa. The boys didn’t play, didn’t speak, didn’t even smile at each other. One of them was Matthew Berger, the young son of paleoanthropologist Lee Berger of the University of Witwatersrand in Johannesburg, accompanying his dad into the field for an expedition. The other boy was known only as Australopithecus sediba, a pre-human child who died 1.977 million years ago, leaving only his fossilized bones behind.
The site, 30 miles northwest of Johannesburg, had been visited before and other bones had been found, but the remains Matthew stumbled across, along with those of an adult female, are the subject of no fewer than five papers in this week’s issue of the journal Science — and with good reason.