This article first appeared in telegraph.co.uk and is written by Sarah Knapton Stone tools have been found that are older than man, suggesting that our ancient ancestors were already skilled toolmakers before evolving into humans...
This article first appeared in nationalgeographic.com and is written by Traci Watson The purple nutsedge is one of the world’s worst weeds, spreading stealthily underground and shrugging off herbicides as if they were soda water...
This article first appeared in Discovery.com and is written by Rossella Lorenzi The height of the pharaohs who ruled ancient Egypt supports historical records that they might have married their sisters and cousins...
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