The Great Silence: Only 4 in 10,000 Galaxies May Host Intelligent Aliens
Alien life capable of communication interstellar space it might not be able to evolve if its home planet doesn't have plate tectonics, let alone the right amount of water and…
Alien life capable of communication interstellar space it might not be able to evolve if its home planet doesn't have plate tectonics, let alone the right amount of water and…