A Shadow of Ourselves
A Shadow of Ourselves
Should we reply to an alien message, and if so, what we should say?
http://www.space.com/searchforlife/080410-seti-shadow-ourselves.html
Space/Science » in reply to Intelligence: A Rare Cosmic Commodity?
A Shadow of Ourselves
Should we reply to an alien message, and if so, what we should say?
http://www.space.com/searchforlife/080410-seti-shadow-ourselves.html