Yes, but it's "crude", and therefore not very high resolution. I've never seen anything high enough resolution to discover bone fragments. The same technology i

Yes, but it's "crude", and therefore not very high resolution. I've never seen anything high enough resolution to discover bone fragments. The same technology is used for oil and gas exploration. See: https://en.wikipedia.org/wiki/Ground-penetrating_radar https://en.wikipedia.org/wiki/Ground-penetrating_radar https://en.wikipedia.org/wiki/Reflection_seismology https://en.wikipedia.org/wiki/Reflection_seismology https://corporate.exxonmobil.com/energy-and-environment/tools-and-processes/exploration-technology/discovering-hidden-hydrocarbons-using-seismic-imaging-technology-to-map-formations https://corporate.exxonmobil.com/energy-and-environment/tool... https://www.pgs.com/imaging/ https://www.pgs.com/imaging/