Members of the Flat Earth Society claim to believe the Earth is flat despite scientists explaining how we know the Earth is ...

Flat-earthers believe one of the most curious conspiracy theories on the internet. Here's a look at what they believe and why.

Each year, more flat-Earth events fill the calendar, organizers say. “I’ve never seen anything grow this fast,” says Robbie Davidson, the founder of the Dallas conference.

DENVER—“In five years, everyone will know the Earth is flat,” Scott Simons tells me as we wait in line for the second annual Flat Earth Conference. Scott, holding the Utah license plate ...

Neil deGrasse Tyson recently called out flat-earthers in one tweet: It's not just lunar eclipses that would look different if Earth were actually flat. Sports, plants, and even the oceans would be ...

Inside a Flat Earth convention, where nearly everyone believes Earth isn't round Many believers at the Flat Earth International Conference, an educational seminar about our planet, support a ...

A few politicians are making news for accepting a once-fringe conspiracy theory that the Earth is flat. Voters aren't embracing it − yet.

I spoke with four flat-Earth truthers about the 2017 solar eclipse. Though they didn’t all agree on what, exactly, we might see on Aug. 21, they all believe there’s something fishy happening.

Eclipses can attract some people to the flat Earth conspiracy theory, much to the dismay of experts.

A group of popular flat earth YouTubers have admitted defeat against the ‘globers’ after taking a trip to Antarctica to witness the 24-hour sun.

The flat Earth conspiracy ignores the problems with its own claims and tries to open a debate that's been settled for more than 2,000 years.

Jeran Campanella, a prominent American YouTuber with 164,000 subscribers known for promoting the flat Earth theory, publicly acknowledged that his beliefs may have been mistaken following a recent ...