Flat-earthers tend to get all the attention these days, and I don’t begrudge them their fame. But I regret that it comes at the expense of the hollow ...

and understand what they believe about the Earth's shape, have you ever heard of the hollow Earth theory? While the theory may have been rooted in science originally, it has since diverged to ...

What has really baffled me as a conspiracy theory as outlandish are the flat earth and hollow earth conspiracy theories. You know - flat earth conspiracy theory which is that scientists have been ...

This view postulates that the earth is basically hollow: there are a range of theories to support this idea, the most famous of which came from the American eccentric John Symmes in 1818 ...