"The Secret of Artificial Evolution" (3/4):
During archaeologic excavations on the planet Titania, Captain Future and his friends discover the terrible secret which led to the downfall of an ancient civilization. They find a stone tablet which reveals the existence of the "Chamber of Life", a laboratory for creating evolution in species. Two men, Norton and Winters, are after the technique and even steal the Comet and kidnap Joan and Ken in order to get it...
