The Cognitive Reflection Test has a pass rate of just 17 per cent, leaving the majority who attempt it boggled.

This isn’t a real cognitive test, but it should give you an understanding of how simple screenings work. Donald Trump, who is just three years younger than Biden, has yet to offer details on ...

Misplacing items, trouble finding words – we all know the hallmarks of cognitive decline, that early and transitional stage ...

President Donald Trump on Friday described the questions he faced during his cognitive tests, pushing back against repeated concerns about his mental fitness and health while speaking to an audience ...

Doubts about the mental fitness of President Biden and Donald Trump to hold the White House in their 80s have highlighted tests that could reveal whether an older adult is experiencing cognitive ...

Footage from Arizona shows Donald Trump defending his mental acuity, citing past cognitive evaluations to dismiss media ...

Questions from the world’s shortest IQ test even stumped students at Yale and Harvard! Maybe you have a dark sense of humor, or perhaps you failed your driver’s test—both are signs of intelligence, ...