The blue whale can produce the loudest sound of any animal. At 188 decibels, the noise can be detected over 800 kilometres away.

The size of a raindrop is around 0.5 mm - 2.5 mm, and they fall from the sky on average 21 feet per second.

A ball of glass will bounce higher than a ball of rubber. A ball of solid steel will bounce higher than one made entirely of glass.

AMAZING FACTS