Scientists argue that a branch of the UN must be given responsibility for "supra-Earth affairs" and formulate a plan for how to deal with extraterrestrials, should they appear.
The comments are part of an extraterrestrial-themed edition of the Philosophical Transactions of the Royal Society A published today. In it, scientists examine all aspects of the search for extraterrestrial life, from astronomy and biology to the political and religious fallout that would result from alien contact.
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