Coffee break Like these emoji riddles, logic puzzles will test your smarts and keep you guessing. Emoji riddle: Yucky ...

Think you have a 160+ IQ? Try solving this challenging math riddle in just 17 seconds. Boost your logic, sharpen your mind, ...

Challenge your brain with this tricky math puzzle! Test your IQ, boost your problem-solving skills, and see if you can solve ...

The turn-of-the-last-century author Dean Rivers published several books of puzzles and riddles, one of the largest of which ...

Brain teasers are fun little puzzles that make you think in different ways. They can be about words, numbers, shapes, or even ...

Brain teasers are short puzzles or riddles that make you think differently. They don’t always need tricky maths or big words.

Yet there is a way to solve both riddles, the cosmic and the human, by following the same path. Imagine that science has reached a fork in the road, and that you stand there too, because you do.

Fans began trying to solve the riddle immediately and confirmed that it’s definitely difficult. “When you realize you’ve been scanning qr codes for 10 hours,” one YouTube commenter wrote.

Two secret agents need to meet for the very first time. They don’t know anything about each other—can’t even be sure that they live in the same hemisphere—and they will recognize the other ...

Rafael Nadal’s tennis career has long been an exercise in solving riddles, for him and for everyone else. There were the early days, of wondering whether someone really could play tennis like that.