The Sagan Conspiracy
Zygutis, Donald L. (Donald L. Zygutis) Mainstream SETI scientists and ancient alien theorists don't agree on much, but one opinion they share is that the undisputed authority on the possibility of alien existence was the late Carl Sagan (1934--1996), whose voluminous writings on the subject have had a profound influence on ETI research. But how many Carl Sagan fans know that while the renowned scientist was at Stanford University, he produced a controversial paper, funded by a NASA...