Holograms capture three-dimensional images by recording the interference patterns of a laser beam as it bounces off an object, according to HowStuffWorks. A holographic camera sends out two beams of light: one that strik... More »

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There is no scientific evidence that ionic bracelets work. When tested independently, there is no significant difference in performance between subjects wearing an ionic bracelet and subjects wearing a placebo bracelet. More »

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A laser beam is a strong, thin, monochromatic, directional ray of electromagnetic energy or radiation inside the visible light spectrum. A laser machine energizes the particles in a laser path, causing movement of the el... More »

Holograms can help scientists virtually explore Mars as an immersive augmented reality experience, allowing scientists to effectively walk around a visual recreation of Mars's surface. This technological development, whi... More »

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"Jem and the Holograms" is an animated television show that aired from 1985 to 1989. A film adaptation, also titled "Jem and the Holograms," was released on Oct. 23, 2015. More »

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The human eye is able to see images and colors because of the specialized photoreceptor cells in the retina called rods and cones. The membranes within these receptors contain pigments that undergo chemical changes when ... More »

Sample images of the color indigo are available on Depaul University's website. A strip of the color indigo, along with its correspondinghexadecimal value, is also featured at W3Schools. As of 2015, indigo is one of 140 ... More »