
You Could Dig Through the Earth? The deepest hole humankind ever dug only got one thousandth of the way through the earth. But what would happen if you kept digging? [S] [HD]

You Could Dig Through the Earth? The deepest hole humankind ever dug only got one thousandth of the way through the earth. But what would happen if you kept digging? [S] [HD]

You Could Take a Lift to Space? What would happen if there really was a lift that took you all the way up to space? [S] [HD]