Straight out of science fiction, these contact lenses convert infrared light into visible light that humans can see ...

Seeing flashing lights in your eye could indicate many different health conditions. Treatment will depend on the underlying cause, but you’ll definitely want to see an eye doctor as soon as ...

or flashes of light to appear in the field of vision. Movement or changes in the vitreous gel become more common as people age. Sometimes, the vitreous gel pulls on the retina hard enough to cause ...

Humans can now see in the dark and even with their eyes closed using nanotechnology contact lenses, according to a new study.

Streaks or specks of light in your vision are described as flashes. They can happen when you bang your head or get hit in the eye. They can also appear in your vision because your retina is being ...

People can detect flashes of light as feeble as a single photon, an experiment has demonstrated—a finding that seems to conclude a 70-year quest to test the limits of human vision. The study ...

have blurry vision, see flashing spots or light, or have worsening eye pain or pain with the movement of your eyes, then you need to go to a hospital's emergency department for an evaluation.

The experiments involve repeatedly sending a flash of light into the eye and counting how often the subject becomes aware of it. By lumping together all the environmental factors into a single ...

People can detect flashes of light as feeble as a single photon, an experiment has demonstrated — a finding that seems to conclude a 70-year quest to test the limits of human vision. The study ...