Tag: Last Universal Common Ancestor
Biologists Take a Hatchet to Tree of Life, Biology Keeps Going Anyway
Early in his presentation, McInerney says that he hopes to persuade his audience that this familiar LUCA-based hypothesis “has been falsified.”
More Turbulence at the Base of the Tree of Life
For a theory whose empirical strength is so great that it cannot be doubted, universal common descent certainly is doubted a lot.
Troubles with the Tree of Life
Sixty years ago, philosopher of science Thomas Kuhn listed what he described as the “symptoms” of a research field undergoing destabilizing change.
Sara Walker and Her Crew Publish the Most Interesting Biology Paper of 2022 (So Far, Anyway)
Universal functional requirements, but without the identity of material components — sounds like design.
How Universal Common Descent Survives Failed Predictions
The prediction Paul Nelson discusses here is that there would turn out to be a single universal genetic code.