Humans in South America

At the height of the Late Glacial Maximum, 22,000 years ago, humans were living in NE Brazil, according to a new evaluation of the disputed evidence. Of course, a lot of resistance is to be expected but Christelle Lahaye (French) and colleagues have reached this decision after excavating a rock shelter that was clearly of great age. However, the dates are derived from the sediments in which the stone tools were found, leaving the controversy open to criticism. This has began already – questioning the ability of the team to do their job properly (but only in so many words). See www.newscientist.com/article/dn23441-humans-may-have-reached-the-america…