Secret signals on the job: Waitresses at some 19th-century restaurants ensured speedy drink service by communicating with a non-verbal code. One server took orders, then placed each customer’s cup to indicate exactly what the customer wanted...
Inspired by the biological process of cell division, Quiz Guy John Chaneski came up with a puzzle in which a vowel inside a word divides into two, as in the words cot and coot. If E and O are the only vowels that might replicate, guess what pair of...