Scientists create contact lenses that zoom on command
Blink twice to get a closer look.
Magnetic eye implants could save the eyesight of glaucoma patients
They're safer and more reliable than past technology.
Flat microscope for the brain could help restore lost eyesight
It may lead to sensors that transmit the outside world to your mind.
Retinal implant could add years to your eyesight
It may be possible to fight retinal degeneration in an unintrusive way.
Alphabet's autofocusing contact lens won't be tested in 2016
Novartis doesn't know when the partnership will be ready to start human tests.