What Earth do you live on? A round one? Flat one? Maybe your world is resting on the back of a huge cosmic turtle? What about a hollow Earth? Just a planet’s shell levitating around absolutely nothing ...

I will assume you're referring to what would happen if Earth stopped rotating all at once, without any gradual reduction in velocity. In that event, most things on Earth would be almost immediately ...

The curious minds at What If explore what would happen if Earth’s entire topography flipped upside down, imagining mountain ...