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

Discover the proper way to tie a timber hitch for safe and effective rope work, every time. #TimberHitch #KnotTutorial ...

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 ...

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

Dr. Supriya Shukla is a distinguished academic, gold medalist in English, and doctorate holder with an illustrious career spanning nearly four decades. She served as Principal and Head of the ...

When the days get shorter and the air turns chilly, it’s easy to feel cooped up and a little disconnected from the outdoors.

Rajani and Gabriel went to Munnar Catering College and the authorities were more than glad to give admission, but with the ...

Try as we might to pick out the perfect toys for our pets, it can be hard to determine what they're going to attach themselves to — or if that object is even going to end up being a toy in the first ...