- You Know What
The power of the human scream ranges between 0 to 112.8 decibels. At the higher end of this range, the noise levels are equivalent to a police siren at close range, or a small aircraft landing nearby!
- Our Earth Say
Did you know Hong Kong is home to the smallest dragonfly in the world? The Nannophya pygmaea, or the Scarlet Dwarf, is only 20 mm from wing to wing, or smaller than a bottle cap!