The dynamic properties of fluids – hydrodynamics – pose one of the most challenging subjects in physics. Central to life as we know it, fluids play important roles in nature at all length scales, from ...

Knots are everywhere—from tangled headphones to DNA strands packed inside viruses—but how an isolated filament can knot itself without collisions or external agitation has remained a longstanding ...

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...