People can't believe their eyes when seeing Innerscene's ATMOS, a virtual skylight 

** ATMOS has been superseded by Innerscene Virtual Sun Model A7, visit innerscene.com to see our new product **
ATMOS is an artificial skylight recreates the appearance of a natural sun and sky in any environment day or night. Vivid beams of light are cast into the room from an ultra-bright distant 3D sun which appears to move in parallel with the viewer.
From sunrise to sunset, ATMOS changes the colors and intensities of the artificial sky throughout the day to replicate the effects natural light has on our circadian rhythm.
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