No, but scientists don't claim that lead transmutes into gold in nature. If they did or thought it did, they would attempt to repeat it in experiments.
Then try that statement again with 'lead' replaced by 'hydrogen' and 'gold' replaced by 'helium'.
Let's skip to the chase, do you believe life is the result of random chemical events, that our lives are without meaning, and we are purely mechanical results of chemical processes. If so, what basis if any do you have for ethics, philosophy, meaning of life, even science?