Warning signs are all around us. In ancient Egypt, tombs were lavishly adorned with signs and symbols warning of the dire consequences that would befall any robbers and thieves. And yet these signs were often read as provocations and challenges. Why was this? And how could we more effectively communicate dangers from our world, such as toxic waste, to future civilizations? This book examines and evaluates the kinds of signs, symbols, narratives and other semiotic strategies humans have used across time to communicate the sense of danger. From paleolithic cave art and ancient monuments to the...