Comments on: Humanity Will Need to Survive About 400,000 Years if We Want any Chance of Hearing From an Alien Civilization

Comments on: Humanity Will Need to Survive About 400,000 Years if We Want any Chance of Hearing From an Alien Civilization https://lifeboat.com/blog/2022/05/humanity-will-need-to-survive-about-400000-years-if-we-want-any-chance-of-hearing-from-an-alien-civilization Safeguarding Humanity Mon, 16 May 2022 01:02:36 +0000 hourly 1 https://wordpress.org/?v=6.8