LifeThe story of language: culture not nature The cultural foundations of human language is a story very much in the making, says Daniel Everett, because it must see off notions that language is innate Opinion
LifePrions point to a new style of evolution A form of evolution that involves neither genetic nor epigenetic changes to the DNA has been seen in yeast ¿ìè¶ÌÊÓÆµ