Artificial Life: A Report from the Frontier Where Computers Meet BiologyThis enthralling book alerts us to nothing less than the existence of new varieties of life. Some of these species can move and eat, see, reproduce, and die. Some behave like birds or ants. One such life form may turn out to be our best weapon in the war against AIDS. What these species have in common is that they exist inside computers, their DNA is digital, and they have come into being not through God's agency but through the efforts of a