SpaceX Fram2 mission's footage of Earth has stirred up a heated argument between social media users and Flat Earthers ...

These pioneers set off because they knew the Earth was round, allowing them to go across one ocean and come back home the other way. 'They made the first orbit of Earth by sea,' said Dr Garvin ...

Why do people believe the flat Earth theory and is it even worth debating? Paul M. Sutter is an astrophysicist at SUNY Stony Brook and the Flatiron Institute, host of Ask a Spaceman and Space ...

The terrific astronomical trio of Copernicus, Isaac Newton and Galileo explain how they each came to their universal scientific conclusions (including that the Earth goes round the Sun ...