Numbers isn’t just a spreadsheet application. The tables that can be placed on the Sheets in Numbers are the spreadsheets, but a sheet can contain multiple tables, charts, and media. The media can be ...

"Numbers are a human invention, and they’re not something we get automatically from nature," says Caleb Everett. Kwangmoozaa/iStock Once you learn numbers, it’s hard to unwrap your brain from their ...

Colours can add up, if you have synaesthesia, that is. Remarkably, people who associate colours with numbers can switch between the two when doing simple equations. Synaesthesia is thought to be the ...