A small piece of RNA copies itself, hinting at how life first began

Scientists discover QT45, a self-replicating RNA molecule, offering insights into the origins of life on Earth.

NYT Strands Answers Today: Hints & Clues Friday, February 20 (True Grit)

Looking for help with today's NYT Strands puzzle? Here's an extra hint to help you uncover the right words, as well as all of today's answers and Spangram.

Expands the genetic alphabet: Artificial DNA base pair uses halogen bonds to form stable structures

For the first time, researchers have succeeded in developing an artificial DNA base pair that is based on a different chemical force than natural genetic material. While the common natural DNA ...

A new method to decode how DNA 'switches' control gene activity

DNA is the blueprint of life. Genes encode proteins and serve as the body's basic components. However, building a functioning ...