One 18-inch pizza contains more pizza than two 12-inch pizzas - about 12.5% more. (Area: 18" = π·9² = 81π; two 12" = 2×(π·6²) = 72π.)

A Boeing 747 burns approximately 4 liters (0.9 gallons) of fuel every second while in flight.

In Brazil, jails reduce prisoners' sentences by 4 days (up to 48 days a year) for every book they read and report on.

Tennis player Andre Agassi won 10 of 11 matches after noticing a 'tick' in Boris Becker's serve. Agassi could predict Becker's serve based on the position of his tongue. He revealed this to Becker over a beer - after they'd both retired.

Two thousand years ago, a Greek engineer named Hero invented early versions of the steam engine, wind turbine, and vending machine, showcasing remarkable ingenuity that foreshadowed modern technology.

A South Korean study found that playing classical music to rice crops triggered gene expressions that enhanced growth. This suggests plants can "respond" to sound​.

You are 13.8% more likely to die on your birthday.