National Book Award Finalist. How did humanity originate and why does a species like ours exist on this planet? Do we have a special place, even a destiny in th

Bestselling, award-winning futurist David Brin returns to globe-spanning, high concept SF with Existence. Gerald Livingston is an orbital garbage collector. For

Seventeen year old Pagan Moore can see souls, so when she spots one lounging on a picnic table on the first day of school, she knows he is dead. Then he does so

The heart of philosophy is metaphysics, and at the heart of the heart lie two questions about existence. What is it for any contingent thing to exist? Why does