🔍Long-range quantum magnetometry sensors—specifically, experimental, high-sensitivity, AI-enhanced systems—have been reported in recent, specialized applications to detect human heartbeat signals from significant distances, including a claimed 40 miles (approx. 64 kilometers) in tactical search-and-rescue scenarios. 

SCOOP: CIA used secret tool called 'Ghost Murmur' to find airman in Iran, sources tell me

Ghost Murmur pairs long-range quantum magnetometry sensors with AI to find human heartbeats

https://nypost.com/2026/04/07/us-news/ghost-murmur-a-never-used-secret-tool-deployed-to-find-lost-airman-in-iran-in-daring-mission/

🔍Ellinne