Extraterrestrial Altruism examines a basic assumption of the Search for Extraterrestrial Intelligence (SETI): that extraterrestrials will be transmitting messag

What will happen if (perhaps when) humanity makes contact with another civilisation on a different planet? In 1974 a message was beamed towards the stars by the

It is statistically unlikely that humans are the only intelligent species in the universe. Nothing about the others will be known until contact is made beyond a

Altruism in Cross-Cultural Perspective provides such a scholarly overview, examining the intersection of culture and such topics as evolutionary accounts of alt

Have you ever wondered what could happen when we discover another communicating species outside the Earth? This book addresses this question in all its complexi