(THE CONVERSATION) Can a monkey, a pigeon or a fish reason like a person? It’s a question scientists have been testing in increasingly creative ways – and what we’ve found so far paints a more ...

In World War II’s most desperate months, the mathematician Alan Turing assembled a team of codebreakers to decrypt intercepted Nazi messages. He tested applicants with chess puzzles, hired a ...

Are you ready for a fun brain teaser that reveals how your mind works? Here’s a quick optical illusion challenge that not only tests your observation skills but also gives a peek into whether you ...