Stuart Clark: It’s so clearly obvious that the world isn’t flat. We see when ships leave the harbour you can see as they gradually disappear below the horizon. You can see if you go up on top ...

Flat earthers have to bend themselves into all sorts of knots in order to convince themselves that the world truly is flat.

In the flat earth view of the world, Antarctica is actually an ice wall that encircles the other continents and holds in the oceans. If that view were correct, the sun must rise and set each day ...

All around the world, there are conspiracy theorists who believe the Earth is flat. And their community seems to be growing, judging by attendance at flat Earth conferences and events. Flat ...