https://www.reuters.com/world/trump-orders-nuclear-submarines-moved-near-russia-2025-08-01
How many times might have civilization on Earth made the climb from the stone age to the space-age? As the population keeps heading towards 9 billion, a very small percentage might opt to have another world war.
https://direct.mit.edu/isec/article/47/3/9/114669/The-Psychology-of-Nuclear-Brinkmanship
https://www.belfercenter.org/publication/psychology-nuclear-brinkmanship
The Earth is over 4.6 billion years old. A lot of things might have happened over the past few billion years. It would be very disturbing for some to consider that civilization might be cyclical or part of some kind of a time-loop simulation.
Evidence Suggests Human Construction 800,000 Years Ago. If true, this completely re-writes the story of human history and civilization... https://www.youtube.com/watch?v=ymZwvF1H3_Y
What if humanity has made the climb from the stone-age to the space-age more than once?
https://en.wikipedia.org/wiki/Do_the_Evolution#Music_video , https://www.youtube.com/watch?v=aDaOgu2CQtI
What if We Are NOT The First Civilization on This Earth? https://www.youtube.com/watch?v=nEBFJhAhFHc
Graham Hancock: Lost Civilization of the Ice Age & Ancient Human History | Lex Fridman Podcast #449 https://www.youtube.com/watch?v=NMHiLvirCb0
