A single atom of silver working in synergy with carbon and nitrogen atoms can efficiently convert polluting nitrogenous waste ...

Katherine Bourzac is a freelance journalist in San Francisco, California. For a little more than a century, chemists have known that strong atomic links called covalent bonds are formed when atoms ...

The discovery of a stable single-electron covalent bond between two carbon atoms validates a century-old theory. Covalent bonds, in which two atoms are bound together by sharing a pair of electrons, ...