Comment on All Life on Earth Comes From One Single Ancestor. And It's So Much Older Than We Thought.
lvxferre@mander.xyz 1 week ago
To be clear: the LUCA is the last universal common ancestor. There was earlier life, before the LUCA; it’s just that all its surviving descendants are also LUCA descendants.
This is important to know while reading the text, because it explains why the LUCA was so surprisingly complex.