Some puzzles contain thousands of pieces to work with. The biggest in recent memory was called What a Wonderful World, which had an astonishing 60,000 pieces. This huge puzzle, which was available ...

Jigsaw puzzles are a fun and interactive way to spend an afternoon or twelve, depending on the piece count and your skill level. It’s exciting to find the pieces you need to complete a section ...

While researchers have long been familiar with the surface structure of lymphatic vessels, a groundbreaking study has now focused on their jigsaw puzzle–like pattern. This arrangement helps cells ...

When the last piece of a puzzle like that is a literal puzzle, though, it’s even better. [Nadieh] has been working on this jigsaw puzzle that displays a fireworks-like effect whenever a piece is ...

Plus, when you’re finished, you’re often left with a delightful piece of art and sense of accomplishment. The only downside to puzzles is they can take up a surprising amount of space ...

For some people, solving a jigsaw puzzle is a relaxing activity, and their preferred way of winding down at the end of the ...

"It's long been known that the endothelial cells of lymphatic vessels resemble oak leaves or jigsaw puzzle pieces. The reason for this peculiar shape has, however, remained a mystery, and ...