technosignatures

SETI Scientists Scan TRAPPIST-1 for Technosignatures

Moon Lander Detects Technosignatures Coming from Earth

Private Odysseus moon lander reveals which Earth 'technosignatures' aliens might see

Could Alien Solar Panels Be Technosignatures?

A new paper argues that technology will not be possible on worlds with oxygen abundances less than 18%. Below this threshold fires will not burn, so metallurgy and technology as we know it will not develop. There could be intelligent life on these worlds, but no technosignatures for SETI to detect.

New Study Sets Clearer Bounds on Search for Technosignatures from Extraterrestrial Intelligences

Searching for Signs of Intelligent Life in the Universe: Technosignatures