The deepest hole humankind ever dug only got 1/1000th of the way through the earth. But what would happen if you kept digging? You'd have to get through magma and the solid iron core which is hotter than the sun's surface!
Series, Children
‘You Switched Off The Sun?’
The sun is very useful indeed as you would soon find out if you turned it off. Earth would not only get very dark (obviously) but it would rapidly get very very cold. So cold in fact that the sky would fall in - for real.
Series, Australia, English, Children, Season 1 Episode 2
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