Scientists have discovered something intriguing about cuttlefish after putting them through a "marshmallow test." The test, which is designed for children, showed that the cuttlefish have the ...

What do cognitive tests do? Cognitive tests can assess mental awareness, reasoning and memory. Cognitive tests are not for gaffes, as Biden and Trump have been prone to make.

Can a cognitive test taken on a computer, in the comfort of one’s home, tell neurologists as much as a pencil-and-paper test done in a clinic? Yes, according to two researchers who presented their ...

The cognitive test on which U.S. President Donald Trump received a perfect score is considered a good screening tool for mental decline in an otherwise healthy person, medical experts said.