In his book "A Short History of Nearly Everything," Bill Bryson explores the fundamental structure of matter, emphasizing the importance of molecules. He notes that the term "molecule" is derived from the Latin word meaning "little mass," which reflects the tiny yet significant pieces that make up all matter in the universe.

By highlighting molecules as the basic working arrangement of atoms, Bryson sheds light on how these units combine to form everything from simple gases to complex biological systems. This understanding underscores the intricate relationships and processes that govern the natural world.