Facts

Isaac Asimov examines how speculative science fiction ideas are tested against physical reality, distinguishing achievable technological progress from concepts that violate fundamental laws of nature.

Isaac Asimov applies rational skepticism to aerial mysteries, showing how human perception and language transform ordinary sky phenomena into extraordinary myths requiring verifiable scientific proof.

Wizards were pre-rational scientists who used rituals and secrecy to explain the mysterious universe, eventually evolving into modern scientists as human curiosity and knowledge grew

Isaac Asimov's book presents 3,000 diverse, intriguing facts spanning the universe, designed to entertain, inform, and spark wonder with surprising insights.