Cosmos

About “Cosmos”

This book is a non-fiction work by Carl Sagan that explores science in the context of human civilization. It traces the development of scientific thought through the contributions of key figures such as Democritus, Hypatia, Kepler, Newton, and others. The book covers a wide range of topics, including space exploration, ancient research in the Library of Alexandria, the human brain, Egyptian hieroglyphics, the origin of life, and the future of the Sun. It also examines the evolution of galaxies, the origins of matter, and the possibility of life beyond Earth. Sagan reflects on the fifteen billion years of cosmic evolution that led to life and consciousness, and considers the potential for communication with extraterrestrial life.