Search for Signs of Intelligent Life in the Universe

Beyond Reach: The Search for the Titanic

UFOS and the Extraterrestrial MESSAGE: A Spiritual Insight into Ufos and...

The Hemlock Cup: Socrates, Athens and the Search for the Good Life [Paperback]

Here Be Dragons: The Scientific Quest for Extraterrestrial Life

Science, Religion, and the Search for Extraterrestrial Intelligence

The Mothman Prophecies John Keel Alien Ghost Ovni Ufo Extraterrestrial Paperback

Money and Love: An Intelligent Roadmap for Life's Biggest Decisions [Paperback]