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 ...

SMALL PRINT:MOST OF us curse knots – in our shoe laces, in long tresses, in our ties and in streams of traffic. But some people celebrate them, studying them with delight and disecting them with a ...

A group of chemists from Manchester have successfully tied a series of microscopic knots using individual molecules for the first time, ushering in the advent of a form of nano-scale weaving which ...

A piece of string can be tied into different knots, some with distinctive properties that can be exploited for different functions from shoelaces to nooses, hitches, bends and stopper knots. Some of ...