An old calculator uses a seven-segment display, in which numerals are represented by different patterns of vertical and horizontal line segments. But the device is faulty and no longer shows any ...

Another puzzle that went viral. This isn’t the only brain teaser that has left people puzzled. Earlier, a tricky equation was ...

Here’s a LEGO brick-built version of the famous Central Perk café packed with authentic details to inspire hilarious memories of the classic Friends TV show and to show off to your own friends ...

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