Think you're among the brightest? Test your IQ by solving this brain teaser in 9 seconds. Only those with an IQ above 135 can ...

Test your vision now! Spot the hidden spoon in 11 seconds and join the elite 1 in 20 with perfect eyesight who can complete ...

Others strategize their way through a sudoku grid or work out a word search not necessarily because they enjoy it but because ...

This tricky brain teaser showcases a set of numbers that are overlapping each other. At first glance, it’s easy to spot 6, 8, ...

AI runs unfathomable operations on billions of lines of text, handling problems that humans can't dream of solving – but you ...

1A. “This Is Your Brain on Drugs” is a famous drug PSA from the 1980s. You might remember it compares your brain to an egg.

Puzzle feeders encourage pets to move around and work for their food, promoting physical activity and helping manage their weight. A study by the University of California, Davis found that "dogs who ...

Kelly Bishop recently recalled her favorite memories of working with her late co-star Edward Herrmann, noting that the actor was a joy to work with and was absolutely marvelous.

NPR's Ayesha Racsoe plays the puzzle with Puzzlemaster Will Shortz and KNPR listener Lisa Rock of Las Vegas, Nev.

Connections is a New York Times word game that's all about finding the "common threads between words." How to solve the ...