Muography is surely one way to shed light on the density structure of the underground, but it
is not the only one. Classical gravity surveys also provide information on the mass …

Cosmic-ray muography is a novel method for density characterization of gaseous, solid, and
liquid materials in various dimensions and with numerous distinct technologies. The number …

Primary high-energy cosmic radiation bombards Earth's atmosphere everywhere and at all
times, generating a constantly present source of highly-penetrating elementary particles …