LifeWeird microbial partnership shows how complex life may have evolved Connecting tubes between bacteria and a kind of microbe called archaea may reflect a symbiotic relationship that led to complex cells more than 2 billion years ago ¿ìè¶ÌÊÓÆµ
Humans70,000 years ago humans underwent a major shift – that’s why we exist Ancient humans in Africa changed their behaviour in a major way 70,000 years ago, which could explain how their descendants managed to people the rest of the world Comment