I Spy With My Eagle Eye

March 5, 2003 | Source: Slate

There are three ways to achieve supervision:

  • Adaptive optics to correct vision to 20/10, the limit of normal human sight, possibly leading to surgical and contact-lens breakthroughs.
  • Electrodes implanted in the brain’s visual center or the optic nerve.
  • Genetically engineered cones that could allow for seeing new colors and extending the visual spectrum.