Forbes contributors publish independent expert analyses and insights. I am an investigative attorney and physical security specialist. Think of a wooden box that is as large as a foot square, with ...

“Himitsu-Bako” is the blanket term for the design and implementation of Japanese puzzle boxes. Beginning in the 1600s, craftsmen would manufacture the shells so that they could be opened only by the ...

TOKYO >> A jigsaw puzzle featuring the Super-Kamiokande neutrino detector is gaining popularity in Japan mainly because it’s so difficult to finish. The challenging puzzle, based on the ...