evolution

Sir David discovers a microscopic world that’s invisible to the naked eye, where insects feed and breed, where flowers fluoresce and where plants communicate with each other and with ...

An immortal being takes on the form of a human boy, wandering the earth and experiencing the pains and joys of life throughout his story without end.

Carl Sagan covers a wide range of scientific subjects, including the origin of life and a perspective of our place in the universe.