Alien Machines in the Solar System: The Possibilities and Potential Origins
Published
Houston TX (SPX) Sep 27, 2023
In 2018, the scientists Adam Frank and Gavin Schmidt proposed the Silurian hypothesis. It considered the potential of finding ancient evidence in Earth's geologic record that a non-human industrial civilization could exist on Earth millions of years ago. But could any outcomes of the technogenic activities of such a civilization survive until present day? Irina K. Romanovskaya, who is a graduate