Atom

Atom can refer to several different concepts depending on the context: 1. **Science/Chemistry**: In the scientific context, an atom is the basic unit of matter and the defining structure of elements. Atoms consist of a nucleus made of protons and neutrons, surrounded by a cloud of electrons. Different combinations of atoms form molecules, which make up all substances. 2. **Text Editor**: Atom is also a popular open-source text and source code editor developed by GitHub.