It took a long time for zero to be recognised as a number at all, let alone one of the most powerful ones – but now it’s ...

In a recently published, PNAS study, professor Andreas Neider and his team found that crows and rhesus macaques take mental shortcuts.

The proof, known to be so hard that a mathematician once offered 10 martinis to whoever could figure it out, uses number ...

Can you drill a hole in a cube that an identical cube could fall through? Prince Rupert of the Rhine first asked this ...