Introduction -- Sir Isaac Newton -- What we can do with classical physics -- Planck's quanta -- The mystery of light -- Maxwell and light waves -- Einstein and light -- Photons -- Waves or particles? -- The structure of the atom -- The atom -- The periodic table -- Molecules -- Atomic spectra -- The quantized atom -- The double-slit experiment -- Matter waves -- Schrödinger's cat -- The uncertainty principle -- The mystery of antimatter -- Quantum entanglement -- Radioactivity -- The tunnel effect -- Elementary particles -- Things we do every day using modern physics -- Things that we will do someday with modern physics -- Quantum timeline -- A mathematical universe.