The Great Silence refers to the conundrum of why extraterrestrials have been quiet if they know that human civilization exists on Earth.

Authors

• Person: Not available Organization: EarthSky
  Scientists gather to contemplate The Great Silence | Human World

Sources

• Scientists gather to contemplate The Great Silence | Human World earthsky.org EarthSky via serper

Referenced by nodes (2)

• Great Silence concept
• Earth location