Although there are striking differences between the cells that make up your eyes, kidneys, brain and toes, the DNA blueprint for these cells is essentially the same. Where do those differences come ...

In prokaryotic cells, transcription (DNA to mRNA) and translation (mRNA to protein) are so closely linked that translation usually begins before transcription is complete. In eukaryotic cells, however ...

We’re celebrating 180 years of Scientific American. Explore our legacy of discovery and look ahead to the future. In 1957, just four years after Francis Crick and other scientists solved the riddle of ...

A new study led by Francesca Storici, a professor in the School of Biological Sciences and faculty member of the Parker H.

Inside every cell of the human body, messenger RNA molecules carry instructions from DNA to the protein-making machinery, and ...

There have been many important discoveries along the path to what we know today about RNA, or ribonucleic acid—a molecule found in every living cell that helps carry and interpret genetic instructions ...