In a recently published, PNAS study, professor Andreas Neider and his team found that crows and rhesus macaques take mental shortcuts.

Approach this like a math puzzle —strategically and methodically. With each row containing six triangles, and a systematic ...

When counting squares in a grid, don’t stop at the smallest boxes; the bigger ones are hiding too. The rule is simple: In an n × n grid—where n is the number of squares both horizontally and ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? Here’s what you’ll learn when you read this story: While most estimates place the ...

It's officially Halloween, which means it's one of the best times of year to hunker down and have yourself a horror movie marathon. While you could just watch a bunch of horror classics, if you're ...