Tag Archives: Technosignatures

Scientists seek new ways to track technosignatures

Could extraterrestrial civilizations leave their fingerprints as chlorofluorocarbons in planetary atmospheres, or the waste heat generated by industrial processes, or artificial bursts of neutrinos or gravitational waves? That’s what a vanguard of astronomers would like to find out, and they’re hoping to win … Continue reading

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NASA turns to the search for technosignatures

It’s been a quarter-century since Congress cut off NASA funding for the search for extraterrestrial intelligence, or SETI, but now the space agency is revisiting the topic under another name: technosignatures. “I’m excited to announce that NASA is taking the … Continue reading

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