https://www.isegoria.net/2024/04/life-detection-radar-works-on-the-doppler-principle-and-only-detects-movement/ From the ancient Greek for equality in freedom of speech; an eclectic mix of thoughts, large and small Wed, 10 Jun 2026 20:13:47 +0000 hourly 1 http://wordpress.org/?v=3.6.1 https://www.isegoria.net/2024/04/life-detection-radar-works-on-the-doppler-principle-and-only-detects-movement/comment-page-1/#comment-3678625 Jim Thu, 11 Apr 2024 04:24:54 +0000 https://www.isegoria.net/?p=50798#comment-3678625 The principle applies whatever the source of the wall-penetrating radio waves in question.

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