The first book in the Galactic Empire series, the spectacular precursor to the classic Foundation series, by one of history’s most influential writers of science fiction, Isaac Asimov
His name was Biron Farrill and he was a student at the University of Earth. A native of one of the helpless Nebular Kingdoms, he saw his home world conquered and controlled by the planet Tyrann—a ruthless, barbaric Empire that was building a dynasty...

Seventeen essays on numbers and number theory and the relationship of numbers to measurement, the calendar, biology, astronomy, and the earth.

"A Foundation Book." When young Hari Seldon arrives on Trantor, he is unaware of the perilous politics that are brewing. After he presents his paper on psychohistory, he becomes the most wanted man in the Empire.

The three laws of Robotics: 1) A robot may not injure a human being or, through inaction, allow a human being to come to harm 2) A robot must obey orders given to it by human beings except where such orders would conflict with the First Law. 3) A robot must protect its own existence as long as such protection does not conflict with the First or Second Law. With these three, simple directives, Isaac Asimov changed our perception of robots forever when...

This book describes how the seasons affect people and other living things.

Incredible story of a new breed of man who creates a new force fro galactic government. In this struggle for power amid the chaos of the stars, man stands at the threshold of a new, enlightened life

This book describes some of the various features of the planet Venus and how we have learned what we know.

This book explains the nature of meteors or "shooting stars" and how they are different from real stars.