A Flat Earther once made a surprising comeback after people claimed that a selfie taken from top of Mount Everest proved ...

On December 14, Mr Duffy flew with four Flat Earthers (including Mr Campanella) and four people who already know the Earth is round ('globe earthers') to Antarctica. Mr Duffy said he filmed the ...

Unlike certain conspiracy theorists, Gene Roddenberry celebrated the potential of humankind with his biggest accomplishment.

If the earth is flat, an observer at water level equipped with a suitable telescope should be able to see a target also at water level six miles away. If the earth is a globe, the target will be ...