Biologists have discovered a new type of RNA-splicing regulation that helps to determine which protein-coding exons will be included in messenger RNA transcripts. RNA splicing is a cellular process ...

The Catalyst: RNA and the Quest to Unlock Life’s Deepest Secrets. Thomas Cech. W.W. Norton; 304 pages; $28.99 and £23.99 All this is the subject of Thomas Cech’s new book, “The Catalyst”. The author ...