An ocular prosthesis or artificial eye replaces an absent natural eye following an enucleation, evisceration, or orbital exenteration. The prosthetic fits over an orbital implant and under the eyelids. Often referred to as a glass eye, the ocular prosthesis roughly takes the shape of a convex shell and is made of medical grade plastic acrylic. A few ocular prosthetics today are made of cryolite glass. Check out the video where a girl show us how this artificial eye works.
Vilayanur Ramachandran tells us what brain damage can reveal about the connection between celebral tissue and the mind, using three startling delusions as examples. The world is backwards and upside down for a reason but you can still be your own teacher. And the whole aim of an education is, to teach us how to think rather than what to think.
An amazing instrument called Hang Drum. It’s made in Switerzland by Pan Art Corporation. The Hang is made from two deep drawn nitrided steel sheets that are attached together creating the recognizable UFO shape. There is nothing inside the Hang but air. Volume up your speakers and enjoy.
The African Grey parrot named Alex was not born in the wild, nor was he doing these tasks for anyone’s amusement, but for scientific research. It is really amazing how smart this bird is.
Did Leonardo DaVinci use his own shadow to trace the outline of Jesus in The Last Supper? One researcher thinks that might be the case. I believe he has a great deal of symbolism in all of his works as Mona Lisa or the Last Supper.
The Persian army of 50,000 soldiers supposedly perished in a sandstorm in ancient Egypt 2500 years ago. Researchers have located a valley of bones they think may belong to the fabled army. This video is from documentary called “The Lost Army Of Cambyses” produced by Rossella Lorenzi.
