Statistical physics is a branch of physics that uses probability theory and statistics to solve physical problems that usually involve systems composed of a large number of units. Its main purpose is ...

Statistical physics and thermodynamics provide a framework for relating the behaviour of microscopic particles to the macroscopic properties of a system. Thermodynamics casts these macroscopic, or ...

Challenge yourself every day with a free mini version of the classic crossword puzzle. Can you solve The Mini in minutes — or seconds? Play a new puzzle every day or browse the archive. Jump in to ...