A classic option that never goes out of style, framing a completed puzzle is a great way to preserve your puzzle and admire it for years to come. Danner notes that this is a popular option among Elm’s ...

The chessboard has been the source of many ingenious puzzles that involve spatial reasoning and insight thinking. The seven ...

A new theoretical study suggests fusion reactors could do more than generate energy, they might also produce particles linked to dark matter. Researchers at the University of Cincinnati say they have ...

Finally, in this puzzle from May 27, every Across answer in this puzzle is thematic. It took the most time to make of any ...

In the 2025 competition, Tortoise Protocol was runner-up for the Puzzlers’ Award, which is determined by attendees who vote ...