Roger D. Kornberg's pioneering research in structural biology led to the discovery of the nucleosome, a fundamental particle of the human chromosome. A subunit of chromatin, a nucleosome is composed of a short length of DNA wrapped around a core of...

In yeast, the enzyme that transcribes the protein-making instructions encoded in DNA consists of roughly 30,000 atoms. Five years ago, Roger D. Kornberg published a solo portrait and an action shot of this molecular machinery in atomic detail. Last week, Kornberg, of...

American scientists have reason to cheer. This year, for the first time since 1983, Americans have won all of the Nobel Prizes in science. Five U.S. scientists will be presented with their prizes on December 10 in Sweden. Sweden is a country in...