LifeEarth's first life may have sprung up in ice Did early life use RNA, not DNA? The idea has been boosted by the creation of an RNA enzyme that copies strands larger than itself – and works best in the cold ¿ìè¶ÌÊÓÆµ
LifeHunter-gatherers got on fine with Europe's first farmers After the first farmers colonised Europe, local hunter-gatherers hung around for two millennia, living alongside their agricultural competitors ¿ìè¶ÌÊÓÆµ