To celebrate Scientific American ’s 180th anniversary, we’re publishing jigsaw puzzles to show off some of our most ...

While both tools are capable of cutting both materials with the right blade, which tool you should choose depends on the ...

One "Home Alone" fan theory suggests Kevin McCallister grows up to become the twisted serial killer Jigsaw of "Saw" fame. But ...

As avid puzzlers know full well, the humble jigsaw puzzle is a thing of beauty in multiple ways. Not only are jigsaws an absorbing time sink, but multiple studies have demonstrated they are good for ...

Abstract: This paper introduces new types of square-piece jigsaw puzzles: those for which the orientation of each jigsaw piece is unknown. We propose a tree-based reassembly that greedily merges ...

Note: Most subscribers have some, but not all, of the puzzles that correspond to the following set of solutions for their local newspaper. Start the day smarter. Get all the news you need in your ...

Traditionally, jigsaw puzzles have been made by using, wait for it, a jigsaw—though it’s also called a scroll saw. If you’ve never seen one, a scroll saw has a fine, straight blade that’s usually ...