If you're someone who enjoys flexing your mental muscles, especially with maths brain teasers, then you're in for a treat. A ...

A 'simple' math sequence has left the internet puzzled, proving that it may be far more complex than it appears at first ...

I love looking through old books. I love the historic smell when I open them and the Ben Gates-style of care I need to use to ...

The tank of each plane holds just enough fuel to take it halfway around the world. Any desired amount of fuel can be ...