The winner, chosen at random from nearly 14,000 correct solution submissions, is Stephanie Golowacz. Stephanie lives in Wheaton, IL with her husband and two cats. In her spare time (other than doing ...

Today’s optical illusion challenges users to find a hidden "07" among a sea of "10" and "01." This tricky brain teaser plays with perception, exploiting patterns and colours to deceive the eyes.

Unlike Roman, Maya or Iñupiaq numerals, this isn’t a total reimagining of numbers. Instead, it’s an uncanny parallel universe. Any number without zeros retains its old appearance (1,776 is still 1,776 ...