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 ...

An international research team is attracting the attention of experts in the field with computational results on the behavior of ring polymers under shear forces: They showed that for the simplest ...

Additive framework for spatiotemporal control of active defects. Credit: Proceedings of the National Academy of Sciences (2024). DOI: 10.1073/pnas.2400933121 University of Michigan physicists have ...