Computers, laptops and portable displays have become an integral part of work, study and entertainment in the 21st century.

Learn how to tie the Alpine Butterfly Loop — a strong, dependable knot for creating a fixed loop in the middle of a rope.

Two mathematicians have proved that a straightforward question—how hard is it to untie a knot?—has a complicated answer.

This essay is excerpted from a new Chronicle special report, “Leading in the AI Era,” available in the Chronicle Store.

Now that I’ve tied this knot many times and never had it fail, I remain fully convinced that it’s the best balance of ease-of-tying, strength and relative size. It’s easy to learn and fast to tie, ...

After a year of testing, I discovered the diagram in my original GT knot article was wrong. Here’s the corrected version and a brief explanation why this knot still earns my full confidence. Now that ...

The improved clinch knot has long been the standard for tying lures to fishing lines. In fact, it's so universal among anglers that it's sometimes called the fisherman's knot. It's easy to learn, ...

Adjust the knot to achieve the right end length for the tie so it reaches down as far as the belt, but not above or below it. Don't forget to add that final step that separates the boys from the grown ...

Q I am new to wearing ties. I know there are different kinds of tie knots (I see knotting directions for three), but I don't know if any are more right with certain clothes than with others. A You are ...