Ready to give your brain a boost? Brain teasers are like a gym session for your mind, giving your thinking muscles a fun and ...

If you enjoy brain teasers that test your IQ, critical thinking, and logical reasoning skills, this is the challenge for you!

This optical illusion puzzle challenges participants to identify which of four glasses holds the most water, factoring in the displacement caused by various objects within each glass. The task ...

Only those with high intelligence and keen attention to detail can solve this puzzle under such a tight time frame.

Fewer than one in five people pass this IQ test, thought to be the shortest in the world only three questions long. The Cognitive Reflection Test has a pass rate of just 17 per cent, leaving the ...

With Trump and his followers repeatedly using ‘low IQ’ as an attack line in this election, Roisin Lanigan explores the ploy ...

Kamala Harris indicated she'd be open to taking a cognitive test. Harris has also suggested that under her presidency, the ...

Vice President Kamala Harris told CBS News's Norah O'Donnell that she'd take a cognitive test when asked about Donald Trump ...

in which the GOP nominee called Harris “a very low IQ person” and said she needs to take a cognitive test. “Sure, I would challenge him to take the same one,” Harris said when asked by CBS ...

Kamala Harris responded to Donald Trump's calls for a cognitive test and argued the former president is 'unfit' to serve ...

The US Supreme Court ordered a federal appeals court to take another look at how it decided an Alabama man on death row was ...