4 ms·
Doesn't need to be a wave. Sub hunters are already flying these things around: https://en.wikipedia.org/wiki/Magnetic_anomaly_detector https://en.wikipedia.org
by twic 3y ago
Doesn't need to be a wave. Sub hunters are already flying these things around:
https://en.wikipedia.org/wiki/Magnetic_anomaly_detector https://en.wikipedia.org/wiki/Magnetic_anomaly_detector