The cheapest and probably most effective means of interstellar communication is ________.
Correct Answer:
Verified
Q76: An extraterrestrial observer would pick up the
Q77: Which of these technological advances would make
Q78: Considering both longevity and luminosity, which of
Q79: How is a technical civilization defined?
A)a civilization
Q80: To date, our serious searches for extraterrestrial
Q82: As the average estimated lifetime of a
Q83: Which classes of stars with large habitable
Q84: In terms of temperature alone, there are
Q85: If a star system at 30 parsecs
Q86: Would N be higher or lower in
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents