March 28 -- Even as a child, the man called "WO" knew he saw the world quite differently than his friends. Letters, numbers and words all had distinct colors. He knew it, because he could see it with ...

Have you ever looked at something you see every day and get the feeling that what you’re looking at is somehow different? A lot of people may have gotten that feeling recently when they’ve hit the ...

Welcome to The Riddler. Every week, I offer up problems related to the things we hold dear around here: math, logic and probability. Two puzzles are presented each week: the Riddler Express for those ...

A Social Security claim number is always followed by a letter symbol, which were essentially assigned alphabetically as benefits were added to Social Security law. Zinkevych / Getty Images/iStockphoto ...

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