Codemoji from Mozilla lets you send messages that — even if they’re intercepted — are meaningless unless you know how to decipher them. Each emoji scrambles letters differently. Know what I’m saying?

Earlier this week, Activision began a massive Call of Duty ARG to tease and reveal Call of Duty 2020 (commonly understood to be Black Ops Cold War). The initial steps of the puzzle, which you can ...

Find the right book, solve the riddle. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. I've never in my life had the experience of tilting a book ...