S’il y a eu d’autres civilisations dans la Voie lactée, elles se sont probablement auto-détruites

Semble-t-il que c’est une tendance.

Most of these other civilizations that still exist in the galaxy today are likely young, due to the probability that intelligent life is fairly likely to eradicate itself over long timescales. Even if the galaxy reached its civilizational peak more than 5 billion years ago, most of the civilizations that were around then have likely self-annihilated, the researchers found .

The Milky Way is probably full of dead civilizations

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