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 ...

You may not have heard of knot theory. But take it from Bill Menasco, a knot theorist of 35 years: This field of mathematics, rich in aesthetic beauty and intellectual challenges, has come a long way ...

It sounds like something you’d stumble upon if you went the wrong way at Hogwarts: oversized tools, giant knots, and rope as far as the eye can see. But for knot expert Des Pawson, it’s just normal ...

As chemists tie the most complicated molecular knot yet, biophysicists create a “periodic table” that describes what kinds of knots are possible. The world is tied up in knots. They form spontaneously ...