3 ms·
Another possibility would be to use soundwaves, x-rays and other energetic wave forms to locate and map stuff under such buildings. I wonder how far the technol
by the_cramer 6y ago
Another possibility would be to use soundwaves, x-rays and other energetic wave forms to locate and map stuff under such buildings. I wonder how far the technology is in this area...
- nitrogen 6y agoGround-penetrating radar seems to be fairly well developed as well