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Scoop.it!
Scientists have created a yogurt drink that may one day detect a range of illnesses from stomach ulcers to cancer by changing the color of your fecal matter. 
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Scoop.it!
What exactly does it mean to be color blind? People have varying misconceptions about this–the most common forms of color blindness doesn’t mean that you can’t perceive any color, or that you see the entire world in grayscale. What it really means that their total color space is skewed.
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