Bond polarity, driven by differences in electronegativity, explains why some molecules dissolve in water, why others don’t, and why substances have different boiling points. Polar bonds have unequal ...

When two hydrogen atoms get close enough, the electron from each atom feels an attraction from the proton in the other atom's nucleus. This attraction pulls the atoms together. The electrons end up ...

Gallium, a metal that melts in the hand, has just surprised scientists. At the atomic level, gallium exhibits peculiarities.

A paper titled "Functional implications of unusual NOS and SONOS covalent linkages found in proteins," by Matthew D. Lloyd, Kyle S. Gregory, and K. Ravi Acharya, from the University of Bath Department ...

A research team from Hokkaido University has confirmed a century-old theory by discovering a stable single-electron covalent bond, known as a sigma bond, between two carbon atoms. This unique bond ...