There are many countries in Central Asia with names that end in -stan, like Pakistan, Afghanistan, Kazakhstan, and others, all thanks to the Persians–the Persian root -istan means land, so the places they visited became “Land of the Kazakhs” and so on.

While most people are familiar with orange marmalade, the fruit-preserve with the peel left in, marmalade can be made with any citrus fruit like lemons, limes, and grapefruits.

Crickets, grasshoppers, and locusts have tiny ears located on their knees.

Erwin Schrodinger, for whom the famous “Schrodinger’s Cat” experiment is named, thought the experiment was ridiculous and inherently flawed.