Combination locks may seem secure, but they're not foolproof. Despite their popularity, they're vulnerable to a technique ...

Imgur user [Criand] has been hard at work on his own project made entirely out of paper, a combination lock that can hold a secret message (reddit post). The motivation for the project was as a ...

Laser cut plywood boxes with combination locks are even cooler, especially when the combination is entered on four separate number selectors, on four sides of the very same box. That’s exactly ...

Many materials store information about what has happened to them in a sort of material memory, like wrinkles on a once ...

Many materials store information about what has happened to them in a sort of material memory, like wrinkles on a once ...

If you’re looking for a lock combination that can hook other bikes or cycling accessories together then this lock and cable combination makes a lot of sense. Kryptonite New York M18 U-Lock ...