From the pages of Scientific American comes the latest information and explorations into the futuristic world of biotechnology. -Recent breakthroughs in human longevity and life extension -Tissue engineering and the regeneration of limbs and organs -Biochemistry, from transgenic crops to biological warfare -The results and ramifications of the Human Genome Project -The current and future state of cloning and artificial wombs -Radical biotech: head transplants, artificial intelligence, and virtual senses