Test your IQ and observation skills with this optical illusion challenge! Can you spot the hidden cat among the owls in just ...

Test yourself or your nearest and dearest with our roundup of the best riddles for adults - there's some easy, some hard and ...

Here are 100 riddles for adults perfecting testing your brain. Q: What must be broken before you can use it? A: An egg. Q: ...

Are you able to find the hidden O within the similar-looking Qs in only 15 seconds? This viral optical Illusion test will put your concentration and eyes to the test.

Sharpen your mind with this quick Tom and Jerry puzzle. Find 5 hidden differences in just 15 seconds and give your brain a ...

This visual puzzle challenges you to spot the lone "69" hidden among a sea of identical "66"s—testing your focus, pattern ...

Researchers are using machine learning, symbolic regression, and high-performance computing to explore and classify string ...

Silicon Valley is divided over whether AI chatbots can think. But does the answer matter if they can still do your job?

Is your vision sharp enough to solve this optical illusion? Spot number 116 in the sea of 119s, and you've got just 7 seconds to find it.

This brain teaser IQ test challenges readers with the highest level of intelligence to identify the odd one out in the ...

There's good news for Death in Paradise fans as people now have the chance to see if they have what it takes to make the Saint Marie team.

According to The Mirror US, the illusion, shared by a TikTok user Marina, depicts an image that viewers can interpret in two ways: some see a waterfall, while others see a panda.