Planck is a famous German physicist. 1858 was born in a senior intellectual family in Kiel, Germany on April 23rd. Planck received a strict formal education from an early age. 1867 Planck followed his father to Munich and entered Mark? Simmilion's pre-university study. 1874 was admitted to Munich university, and his studies were interrupted due to illness in the second year. After his illness, he was transferred to Berlin University. 1879, Planck returned to the University of Munich, where he received his doctorate in physics with a paper entitled "On the Second Law of Thermodynamics". In the second year, he was qualified to teach theoretical physics.