The hydrogen bond plays a critical role in diverse biological phenomena. Although discovered 90 years ago, the precise chemical nature of this unique interaction has remained in dispute.

Hydrogen atoms are close together. The electron from each atom feels the attraction from the proton in the nucleus of the other atom. This attraction pulls the atoms together and the electrons are ...

The hydrogen bonds that form water molecules are responsible for the many properties that make water a unique liquid. However ...

Scientists have just seen for the first time one of the most important physical interactions in our world - the special type of bond called the hydrogen bond that holds our DNA together and gives ...