How does local anaesthetic work?

This question was asked by Albatross class at Swiss Gardens Primary School, Shoreham, UK. ‘Anaesthetic’ (pronounced ann-ass-thet-ik) comes from a Greek…

Why do we get brain freeze?

This question was asked by Sarah from Chichester, UK. Brain freeze, or to give it its proper name sphenopalatine ganglioneuralgia (I…

Why is the Sun hot?

This question was asked by Betty in Birmingham, UK.  The simple answer to this question is that the Sun is…