Extremely high pressured water can easily cut through a steel beam.
51
The "Cobra Effect" is where a solution for a problem actually makes the problem worse.
21
Not swinging your arms when you walk increases the effort of walking by 12%, the equivalent of walking 20% faster or carrying a 10 kg backpack.
12
The best diamonds are colored blue-white.
80
There are 293 ways to make change for a dollar.
148
If you dropped an aerodynamic object (such as a bullet) from the Empire State Building, you could kill someone.
132
Stilts were invented by French shepherds who needed a way to get around in wet marshes.
45
When glass breaks, the cracks move faster than 3,000 miles per hour.
47