Broca's Brain

This book is a series of essays that reflect on diverse scientific topics.

It covers subjects such as the expansion of the universe, the future of technology, and humanity's place in the universe.

Sagan critiques pseudoscientific claims, emphasizes the importance of skepticism, and discusses the intersection of science and philosophy.

The book also includes reflections on religion and consciousness, and it encourages readers to ponder profound questions of existence.