The hypnotic Celtic knot might not be as complicated as it seems. Fourth-year math major Benjamin Liu, from Northampton, Mass., has broken the Celtic knot into 12 standard segments that can be ...

The bowline, clove hitch, and square are knots familiar to campers who might need to, say, tie down a tent with rope. But there are naturally occurring knots, too—ones that can be found on the ...

Following is part of a series exploring unique museums, collections and the passionate collectors behind them. ― Ed. Traditional Korean knots, also known as maedeup, are handmade decorative hanging ...