<human>:  Can you help me understand the basics of quantum mechanics?
<bot>: Quantum mechanics is a branch of physics that deals with the behavior of particles at the atomic and subatomic scale. It attempts to describe and account for the properties of molecules, atoms, and subatomic particles, such as electrons and protons. In short, it is a set of principles that describe the behavior of matter and energy on the atomic and subatomic level. In general, quantum mechanics helps us understand how matter behaves and interacts with energy. We can use quantum mechanics to determine the structure of atoms, the nature of chemical bonds, and the behavior of molecules. It also helps us understand the behavior of light and other electromagnetic radiation, and explain a range of phenomena, such as superconductivity, magnetic resonance imaging, and lasers.