The Success of Spaceguard

For years, many scientists warned of the dangers that asteroids pose to life on Earth, but for many years they weren’t listened to. Even after it was first proposed, in 1980, that the dinosaurs were killed off by a huge asteroid striking the Yucatán Peninsula in Mexico,1 there was, in the words of leading astronomer Clark R. Chapman, a “giggle factor” associated with the risk from asteroids.2 This all changed in 1994 when comet Shoemaker-Levy 9 thudded into the side of Jupiter with th...

 Extraterrestrials as Gods

[T]here are very probably alien civilizations that are superhuman, to the point of being god-like in ways that exceed anything a theologian could possibly imagine. … As Arthur C. Clarke put it, in his Third Law: “Any sufficiently advanced technology is indistinguishable from magic.” In what sense would they be superhuman but not supernatural? In a very important sense, which goes to the heart of this book. The crucial difference between gods and god-like extraterrestrials lies not in ...

 RPG as Discovery

In a roleplaying game, the players take on the roles of people in a fictional world. Each player creates a character to portray, and together, the players create a story. In their imagination, the players experience the same challenges and rewards that their characters experience. To facilitate this, the rules of the game govern whether characters succeed or fail at what they try to do. This book sometimes refers to the player characters as PCs. In addition to the players who are the charact...