Which Joe gave his name to ‘sloppy joes’? We look at five interesting sandwiches and their lexical origins.
- another term for square number
- ‘If this is the same as the original whole number then the original was a perfect square.’
- ‘If we restrict ourselves to the 2x2 arrays whose diagonals lie on the main diagonal of the table, then the sum of four numbers in the array is always a perfect square.’
- ‘When we add the first three odd numbers, one, three and five, we get nine, another perfect square, the square of three.’
- ‘As we continue to add odd numbers we will continue to get perfect squares.’
We take a look at several popular, though confusing, punctuation marks.
From Afghanistan to Zimbabwe, discover surprising and intriguing language facts from around the globe.
The definitions of ‘buddy’ and ‘bro’ in the OED have recently been revised. We explore their history and increase in popularity.