Copper and lutetium metal ions chaperone this molecular strand into a three-twist knot. Credit: Credit: Stuart Jantzen, Biocinematics It’s annoyingly easy to tangle your headphones into a mess of ...

How can mathematical theory predict the strongest knots in real life? The answer to that question has remained elusive despite humans relying on knots for thousands of years while fishing, hunting, ...

Mathematicians have studied knots for centuries, but a new material is showing why some knots are better than others. One sunny day last summer, Mathias Kolle, a professor at the Massachusetts ...