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Energy Use Spurs Doubt About UFOs
A panel on extraterrestrial life at an Astronomical Association meeting in Northern California discussed the energy and cost barriers of alien spaceflight. Experts urged radio communication as the more economical method to contact Earth and noted the vast distances would demand advanced technology.
MENTIONED IN THIS ARTICLE
San Francisco
UPS
Harold Weaver
University of California, Berkeley
John Billingham
Biotechnology Division
NASA
Ames Research Laboratory
Mountain View
Calif
Billingham
Bilingham
Weaver
Jacques Vallee
Astronomical Assn
California
Earth
Vallee
Waller Cronkite
Radio Cn
Outer-Space