Instant Alert: Neil deGrasse Tyson explains why some people see ghosts

MANAGE SUBSCRIPTIONS   |   UNSUBSCRIBE   |   VIEW ONLINE   Neil deGrasse Tyson explains why some people see ghosts by Rob Ludacer on Oct 31, 2016, 10:00 AM Up to 18% of Americans say they've seen a ghost, and there might be scientific explanation for it. A specific tone, called the 'ghost frequency' could create a vibration that shakes the eyes and creates visual distortions. Follow Tech Insider: On Facebook   Share the latest business news with your network:    Email sent to:   |   Manage your email preferences   |   Unsubscribe Terms of Service   |   Privacy Policy Business Insider. 150 Fifth Avenue, New York, NY 10011