The vision of birds of prey is often cited as one of the most advanced in the animal kingdom. These hunting birds spot their ...

Eye's Photoreceptors Can Quickly Realign Towards Light, Much Like Plants. ScienceDaily. Retrieved May 31, 2025 from www.sciencedaily.com / releases / 2001 / 08 / 010823084915.htm.

Darwin saw the evolution of the vertebrate eye as one of the biggest challenges for his theory. Lamb and colleagues integrate molecular and morphological evidence across different taxa and propose ...

A breakthrough treatment has allowed damaged retinal cells to regenerate themselves. The current research has been conducted on mice, but the pathways are the same in humans, which opens hope for a ...

The retina is an extremely complex structure that acts as a biological "transducer" of light into neural signals. It is here, ...

Retinitis pigmentosa (RP) is the name given to a group of rare genetic eye diseases that cause the slow breakdown of the image-capturing photoreceptors, leading to vision loss over time. In age ...

It may sound unbelievable, but reindeer eyes change from a blazing gold in the summer to a deep, dark blue in the winter.

The retina is the light-sensitive layer lining the inside back of the eye, containing the photoreceptors (cones and rods). These receptors catch the light and convert it into electrical impulses, ...

Photoreceptor degeneration occurs in a variety of inherited retinal diseases, such as retinitis pigmentosa—a rare eye disease that breaks down cells in the retina over time and eventually causes ...

The intensity of direct sunlight forces the photoreceptors in the retina to absorb high amounts of energy, damaging or killing them. Symptoms of damage or solar retinopathy.

Cells in the retina called photoreceptors absorb that light, converting it into an electrical signal that travels to the brain and tells us what we’re seeing. Advertisement.