What is Atom and Molecule? Atoms and molecules are an important part of science and the building blocks of matter. Understanding them is the foundation for understanding all branches of science.

Changing an atom in a molecule using light? This South Korean scientific breakthrough could revolutionize the pharmaceutical industry. Replacing a single atom in a molecule without altering the others ...

Physicists at MIT have developed a new way to probe inside an atom's nucleus, using the atom's own electrons as "messengers" within a molecule.In a ...