"After that, they took what they'd learned and came up with basic rules that would let them identify strong knots and weak knots without having to do a bunch of rigorous calculations. "You should be able to look at a knot and how it's tied and guess how stable it's going to be," says Patil."

Concluding sentence in the story. As one who is hanging from tied ropes on occasion, what are these basic rules and what knots are best for different applications. Fascinating indeed.

Hanging around to learn more....