It's similar to X-ray imaging or ground-penetrating radar ... Hidden chambers in a pyramid would show up in the final image because they blocked fewer particles. As Annalee Newitz wrote for ...

And now we have the first X-ray taken of a single atom, courtesy of scientists from Ohio University, Argonne National Laboratory, and the University of Illinois-Chicago, according to a new paper ...

Even Curiosity, NASA's Mars rover, is equipped with an X-ray device to examine the materials composition of the rocks in Mars. An important usage of X-rays in science is to identify the type of ...