HumansStone Age ruling elite in Ireland may have had incestuous marriages DNA analysis of the 5000-year-old bones of a man buried in the Newgrange passage tomb in Ireland suggest the ruling elite at the time married within their family like some ancient Egyptian rulers 51¶¯Âþ
HumansOldest ever piece of string was made by Neanderthals 50,000 years ago A piece of string found in a cave in France is the oldest ever discovered and shows that Neanderthals knew how to twist fibres together to make cords 51¶¯Âþ