A science fiction novel by Olaf Stapledon that spans two billion years and describes the rise and fall of 18 successive species of humanity, culminating in the 'Last Men.' It explores themes of genetic engineering, evolution, and the future of consciousness, presenting a vast and imaginative vision of human destiny.
is called The Last and The First and Last Men by Olaf Stapleton.
""The speaker recommends this book, stating he tries to mention it as often as possible, and describes its expansive story and themes of human evolution and genetic engineering."