Since the discovery of Asgard archaea in 2015, evidence has mounted that these peculiar single-celled organisms could be the source of all complex life – including us
Source:
https://www.newscientist.com/article/2230325-strange-spider-shaped-microorganisms-could-be-our-distant-ancestors/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home