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As you raced through your locker combination four or five times a day during high school, did you ever stop to wonder how those seemingly random rotations actually worked to protect your lunch and ...

There's an easy way to always remember your lock combos: simply remember when your birthday is. All you need is a Sharpie and a bit of second grade math in order to accomplish this miraculous-seeming ...

It's a ritual of going back to school...getting your locker, and learning that lock combination. But these days, lots of high school students are carrying backpacks to class out of convenience. In ...

Those combination locks you pick up for a few bucks at the office supply store have never been the epitome of security — but in recent weeks, they’ve taken a beating. A few weeks ago, Samy Kamkar — ...