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  2. Backscatter (photography) - Wikipedia

    en.wikipedia.org/wiki/Backscatter_(photography)

    A single orb in the center of the photo, at the person's knee level Main article: Spirit photography § "Orbs" Some ghost hunters have claimed that orb shaped visual artifacts appearing in photographs are spirits of the dead.

  3. 'It's trying to wake us up:' Hope Mills man featured in TV ...

    www.aol.com/trying-wake-us-hope-mills-100157648.html

    Bledsoe said the woman was on a mountaintop in Grenada with other people and asked him to pray that they would see the orb phenomena. In the voice message to Bledsoe, the woman describes the orbs ...

  4. Spirit photography - Wikipedia

    en.wikipedia.org/wiki/Spirit_photography

    Hill says that with the advent of digital photography, "the ghost light is re-imagined as an orb", and many paranormal-themed websites show pictures containing visual artifacts they refer to as "orbs" that are claimed and debated as evidence of spirit presence, especially among ghost hunters. [15] [16] [17] [18]

  5. List of optical illusions - Wikipedia

    en.wikipedia.org/wiki/List_of_optical_illusions

    The first is characterized by "ghostlike" grey blobs perceived at the intersections of a white (or light-colored) grid on a black background. The grey blobs disappear when looking directly at an intersection. The second is constructed by superimposing white discs on the intersections of orthogonal gray bars on a black background.

  6. Glowing mysterious NYC orbs draw gawkers: ‘It’s fantastic’

    www.aol.com/news/glowing-mysterious-nyc-orbs...

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  7. Pentagon UFO videos - Wikipedia

    en.wikipedia.org/wiki/Pentagon_UFO_videos

    Sean M. Kirkpatrick, director of the Pentagon's All-domain Anomaly Resolution Office, briefed a Senate Armed Services subcommittee that it resembled a small "metallic orb". [ 35 ] [ 32 ] [ 36 ] [ 37 ] However Kirkpatrick said they are unable to fully identify anything from this video. [ 38 ]

  8. Entoptic phenomenon - Wikipedia

    en.wikipedia.org/wiki/Entoptic_phenomenon

    The light penetrates the eye and casts a shadow on the blood vessels as described previously. The light must be jiggled to defeat adaptation. Viewing in both cases is improved in a dark room while looking at a featureless background. This topic is discussed in more detail by Helmholtz.

  9. Closed-eye hallucination - Wikipedia

    en.wikipedia.org/wiki/Closed-eye_hallucination

    Closed-eye hallucinations and closed-eye visualizations (CEV) are hallucinations that occur when one's eyes are closed or when one is in a darkened room. They should not be confused with phosphenes, perceived light and shapes when pressure is applied to the eye's retina, or some other non-visual external cause stimulates the eye.