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Amazon may be working on a smartphone with hologram-like 3D

Amazon Smartphone - Amazon

Amazon is reportedly developing a smartphone that sports a 3D screen that relies on retina-tracking technology to make images seem to float above the screen like a hologram. With the smartphone, users would be able to navigate through content by using their eyes alone, according to two unnamed people who discussed the phone with the Wall Street Journal.


Lab-made retina using stem cells

Lab-made retina using stem cells

A part of the eye that is essential for vision has been created in the laboratory from animal stem cells, offering hope to the blind and partially sighted.


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