Although there are striking differences between the cells that make up your eyes, kidneys, brain and toes, the DNA blueprint ...

Extremely short, or tiny, fragments of RNA - working copies of our genetic code - play a critical role in keeping the immune system in check ...

Gene expression is linked to RNA transcription, which cannot happen without RNA polymerase. However, this is where the similarities between prokaryote and eukaryote expression end. Central to the ...

The original version of this story appeared in Quanta Magazine. For a molecule of RNA, the world is a dangerous place. Unlike DNA, which can persist for millions of years in its remarkably stable, ...