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 strangers in your dreams are actually people that you've seen in real life.
50
Some nursing homes in Germany have fake bus stops to keep Alzheimer's patients from wandering away.
14
The largest hotel suite in the world is located 22 stories under the surface in the Grand Canyon Caverns. One night for two people in this 65 million year old cave is $700.
4
Dartboards are made out of horsehairs.
129
The most common name in the world is Mohammed.
213
It's impossible to kill yourself by holding your breath.
703
Fine-grained volcanic ash can be found as an ingredient in some toothpastes.
55