Knots are everywhere—from tangled headphones to DNA strands packed inside viruses—but how an isolated filament can knot ...

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 ...

Nonlinear dynamics is the branch of physics that studies systems governed by equations more complex than the linear, aX+b form. Nonlinear systems, such as the weather or neurons, often appear chaotic, ...

Ascites often develops as a complication of liver disease, causing fluid buildup in the abdominal cavity. Common treatments for ascites include reducing sodium intake, taking diuretics, and undergoing ...