It is estimated that millions of trees in the world are accidentally planted by squirrels who bury nuts and then forget where they hid them!
174
You can tape a small mirror onto a cone speaker, play music and shine a laser on to the mirror and the reflection will look like a laser light show on your wall.
102
The streets of Victor, Colorado, once a gold rush town, are paved with low-grade gold.
78
A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
140
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
There are approximately three million shipwrecks on the ocean floor, worth billions in value and treasure.
22
There are more nerve cells in the human brain than there are stars in the Milky Way.
349