Extraterrestrial intelligence

Extraterrestrial intelligence is hypothetical intelligent life that did not originate on Earth.

Further reading

Drake, Frank & Carl Sagan (1997) The search for extraterrestrial intelligence, Scientific American, January 6.

Shostak, Seth (2021) Extraterrestrial intelligence, Encyclopedia Britannica, December 1.

Fermi paradox | grabby aliens | Great Filter | nonhumans and the long-term future | space colonization | space governance