Neuroscientists have found that the human brain learns to make sense of auditory and visual stimuli in the same two-step process. Although sight is a much different sense than sound, Georgetown ...

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...

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Being legally blind means having central visual acuity of 20/200 or less in the better eye with best correction. To diagnose legal blindness, healthcare providers use tests like the Snellen eye chart ...