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Index/People/Mark Sargent

Mark Sargent

Swiss astrophysicist

Fact-Checks

2 results
Nov 17, 2025
Most Viewed

When did modern flat-Earth movements revive and which figures (e.g., Eric Dubay, Mark Sargent) promote horizon/flight arguments?

The modern flat‑Earth revival has roots in 19th‑century zetetic work and several 20th‑century revivals, but it surged again after the 2000s with online forums, a 2009 relaunch of the Flat Earth Societ...

Nov 17, 2025

What social-media platforms and algorithms amplified modern flat-Earth influencers since the 2000s?

Algorithms on mainstream platforms — especially YouTube and Facebook — and the rise of networked social media in the 2000s are repeatedly credited by reporting and scholarship as key vectors that ampl...