Nobel Prize winner in Physiology or Medicine, Victor Ambros, Silverman Professor of Natural Science, arrives to speak at a press conference at the University of Massachusetts Medical School, in Worcester, Massachusetts on October 7, 2024. US scientists Victor Ambros and Gary Ruvkun won the Nobel Prize in Medicine on Monday for their discovery of microRNA and its role in how genes are regulated. (Photo by Joseph Prezioso / AFP) (Photo by JOSEPH PREZIOSO/AFP via Getty Images)