Did You Know? Woahh!
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Elephants can recognise themselves in mirrors - one of only a handful of animals known to have this ability.
Octopuses are completely colour-blind, yet they can change their skin colour and texture in milliseconds to camouflage themselves.
Tigers have striped skin, not just striped fur. If you shaved a tiger, the stripe pattern would still be visible on its skin.
The first email was sent in 1971 by Ray Tomlinson, who also chose the @ symbol to separate the username from the computer name.
The original name for the Google search engine was 'BackRub', named after its method of ranking pages by backlinks.
In ancient Rome, gladiators were sometimes sponsored by businesses, similar to modern athletes endorsing brands.