Source: wikibot/j-d-bernal
= J. D. Bernal
{wiki=J._D._Bernal}
J. D. Bernal refers to John Desmond Bernal, a notable Irish scientist and philosopher best known for his work in the fields of crystallography, material science, and science communication. Born in 1903 and passing in 1971, Bernal was a prominent figure in the scientific community and made significant contributions to the understanding of molecular structures, including the structure of penicillin and vitamin B12.