Computer science experts have designed a system to encrypt software so that it only allows someone to use a program as intended while preventing any deciphering of the code behind it. This is known in ...

Solving a 400-piece jigsaw puzzle should be a doddle – but it’s won a computer a new world record. The previous record of 320 pieces was established by a Danish team in 2008 – but their computer could ...

Ron Moore uses a very thin scroll saw for the intricate cutting involved in his jigsaw puzzles. Ron Moore of Dallas designs and cuts puzzles with a jigsaw in his workshop. Called Turtle Teasers, he ...