Even 4,000 years ago, people tested one another’s critical thinking skills with riddles and logic puzzles. This ancient civilisation, located in what is today the country of Iraq, left us with one of ...

The plural of octopus is… octopuses! No – NOT octopi. Here’s the deal: “Octopi” is how you would make the word plural in Latin; unfortunately, “octopus” is not a Latin word – it’s Greek. The Greek way ...