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Often, when considering extraterrestrial life, intelligence is automatically associated with technological development – we assume that if a civilization has achieved a high intellectual level, it simultaneously develops advanced technologies. But the accumulated astrophysical knowledge is enough to state that conditions on some planets may not only limit technological development, but even completely prevent it… --- 00:00 Introduction and summary of the material 00:06:22 Civilizations without fire and their potential development paths 00:36:02 Planets poor in energy resources 01:06:30 When nuclear energy is unavailable 01:21:12 On space flights or their impossibility 01:33: 22 Undefined future… --- Channel support: / @smartgasm https://patronite.pl/smartgasm --- Sources: https://www.nature.com/articles/s4155... https://arxiv.org/pdf/2308.01160 https://pubmed.ncbi.nlm.nih.gov/21149... https://core.ac.uk/download/pdf/42700... https://www.ncbi.nlm.nih.gov/pmc/arti... https://royalsocietypublishing.org/do... https://www.annualreviews.org/content... https://www.researchgate.net/publicat... https://arxiv.org/pdf/1606.08448 https://sora.unm.edu/sites/default/fi... https://ui.adsabs.harvard.edu/abs/200... https://iopscience.iop.org/article/10... https://iopscience.iop.org/article/10... About spaceflight on super-Earths: https://space.stackexchange.com/quest... https://arxiv.org/abs/1804.04727