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  2. Hollow-Face illusion - Wikipedia

    en.wikipedia.org/wiki/Hollow-Face_illusion

    The Hollow-Face illusion has been used to study the dissociation between vision-for-perception and vision-for-action (see Two-streams hypothesis). [2] In this experiment, [ 3 ] people used their finger to make a quick flicking movement at a small target attached to the inside surface of the hollow – but apparently normal – face, or on the ...

  3. Hollow-mask illusion - Wikipedia

    en.wikipedia.org/?title=Hollow-mask_illusion&...

    This page was last edited on 15 September 2011, at 03:45 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply.

  4. Optical flat - Wikipedia

    en.wikipedia.org/wiki/Optical_flat

    A ring of concentric circles can indicate that the surface is either concave or convex, which is an effect similar to the hollow-mask illusion. There are three ways to test the surface for shape, but the most common is the "finger-pressure test." In this test, slight pressure is applied to the flat, to see which way the fringes move.

  5. New blood test can spot breast cancer at earliest ... - AOL

    www.aol.com/blood-test-spot-breast-cancer...

    A new AI-powered blood test is the first to detect signs of breast cancer in its earliest stages when it is “far more easily treated”, scientists have announced. The new fast and non-invasive ...

  6. A blood test for colon cancer performed well in a study ...

    www.aol.com/news/blood-test-colon-cancer...

    In the U.S., screening is recommended for healthy adults ages 45 to 75 at average risk for colon cancer. Frequency depends on the test: a routine colonoscopy is every 10 years. Screening is ...

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  8. John Kanzius - Wikipedia

    en.wikipedia.org/wiki/John_Kanzius

    As of 2007-04-23, preliminary research using the device at The University of Texas M. D. Anderson Cancer Center has taken place [2] [15] [16] and the University of Pittsburgh Medical Center [13] If federal approval is granted, testing on human patients may follow.

  9. Mirror - Wikipedia

    en.wikipedia.org/wiki/Mirror

    When reflected in the mirror, a person's right hand remains directly opposite their real right hand, but it is perceived by the mind as the left hand in the image. When a person looks into a mirror, the image is actually front-back reversed (inside-out), which is an effect similar to the hollow-mask illusion. Notice that a mirror image is ...