Smithsonian Magazine

Medieval Monks Wrote Over a Copy of an Ancient Star Catalog. Now, a Particle Accelerator is Revealing the Long-Lost Original Text

The parchments initially contained references to a star catalog and maps created during the second century B.C.E.
Interesting Engineering

‘Birth of science’: Particle accelerator decodes ancient Greek star map hidden in text

Using the synchotron particle accelerator, scientists read the erased ancient text of a Hipparchus astronomical manuscript.