Comment by ceejayoz

> But it seems there are major flaws that even Darwin knew about.

Sure. He recognized the importance of inheritance, but didn't know the mechanism. We've learned a lot since Darwin's days about how it all works - genetics, in particular - but the basic concept has held up just fine.

We can even demonstrate it in lab conditions: https://en.wikipedia.org/wiki/E._coli_long-term_evolution_ex...