TOKYO -- A simple knot, a lasso, a figure-eight knot and a bowline knot. These are just a few of the knots that can be tied by a robot developed at the University of Electro-Communications here.

A Q&A with a veteran knot theorist discusses the strange origins of the discipline, as well as its modern-day applications. This field of mathematics, rich in aesthetic beauty and intellectual ...

Tying the strongest fishing knot isn’t only about the knot itself. The line you choose matters every bit as much, and thanks to remarkably advancements in the recent decades, you have choices when it ...