The Eerie Silence: Renewing Our Search for Alien Intelligence

The Impact of Discovering Life beyond Earth

Confessions of an Alien Hunter: A Scientist's Search for Extraterrestrial Intelligence

If the Universe Is Teeming with Aliens ... WHERE IS EVERYBODY?: Fifty Solutions to the Fermi Paradox and the Problem of Extraterrestrial Life

Rare Earth: Why Complex Life is Uncommon in the Universe

If the Universe Is Teeming with Aliens ... WHERE IS EVERYBODY?: Seventy-Five Solutions to the Fermi Paradox and the Problem of Extraterrestrial Life (Science and Fiction)

The Demon-Haunted World: Science as a Candle in the Dark

The Goldilocks Enigma: Why Is the Universe Just Right for Life?

Contact

Alone in the Universe: Why Our Planet Is Unique