It should be added however that Cricks's interest in Directed Panspermia was largely speculative and in subsequent articles he noted that he had been unduly pessimistic about the possibility of the formation of life from non living matter. | It should be added however that Cricks's interest in Directed Panspermia was largely speculative and in subsequent articles he noted that he had been unduly pessimistic about the possibility of the formation of life from non living matter. |