A brief television appearance recently became the unlikely center of a viral conspiracy theory, after viewers claimed to spot what looked like the edge of a human mask on a Fox News guest. Screenshots and slowed-down clips spread rapidly across social media, turning a single ambiguous frame into a full-blown online debate. Experts, however, have a far more straightforward explanation.

The controversy began when viewers watching a Fox News segment featuring Robert Harward zeroed in on a specific detail: what some described as a visible edge along his neck, which…


