Photo: Creepy "Shadow Person" Effect Conjured by Brain Shocks

Email to a Friend << Back to Full Story


These illustrations depict the relative positions of a female patient (white) and the "shadow person" (black) that she perceived to be behind her while undergoing brain stimulation during a neurological test.

Scientists say the discovery could help scientists unravel the brain processes behind delusions of paranoia, persecution, and alien control.

Illustrations by M. Boyer, courtesy Shahar Arzy

MOST VIEWED NEWS

PICTURES: 2012 Doomsday Myths Debunked

2012: Six End-of-the-World Myths Debunked

APOCALYPSE PICTURES: 10 Failed Doomsday Prophecies
NEWS FEEDS    After installing a news reader, click on this icon to download National Geographic News's XML/RSS feed. After installing a news reader, click on this icon to download National Geographic News's XML/RSS feed.

Get our news delivered directly to your desktop—free.
How to Use XML or RSS

ADVERTISEMENT

NATIONAL GEOGRAPHIC'S PHOTO OF THE DAY

Today's National Geographic Photo of the Day

• Today's Photo

• Download as Wallpaper

50 Drives of a Lifetime

National Geographic Traveler has scoured the globe for the world's most beautiful, interesting, and off-beat road trips. Dive in to get drive directions, quizzes, photos, and more.