Category News

Editor’s note: this article includes a photograph of a plaster cast of a person who died at Pompeii. Bits of human bone recovered from Pompeii, Italy, have yielded DNA from people who died during the eruption of Mount Vesuvius —…

The Nobel prize in physiology or medicine has been awarded to two geneticists who discovered microRNAs, a class of tiny RNA molecules that help to control how genes are expressed in multicelllular organisms. Victor Ambros, who works at the University…