In vertebrate retinas, specialized photoreceptors responsible for color vision (cone cells) arrange themselves in patterns ...

Today's optical illusion challenges users to find a hidden bird among vibrant flowers. The tricky visual puzzle plays with ...

There’s something magical hiding in Fayetteville that has Arkansans putting down their fishing poles and hitting the road for ...

What does a flower look like to a hummingbird? New research says it’s probably nothing like what humans perceive because ...

Blurry vision and headaches often occur together with migraine or cluster headaches, or these symptoms may indicate eye strain. Additionally, blurry vision combined with a headache can sometimes ...

Most birds locate new food sources primarily through vision. With eyesight that puts ours to shame, they can spot the distinctive shape or color of a feeder from surprising distances—sometimes from ...

For human observers, these glowing patches aren’t visible to the naked eye. But for birds, which have an extra type of photoreceptor ... To mimic that extra-colorful vision, the study authors analyzed ...

Here’s how it works. We’ve gone to great lengths to test the best bird-feeder cameras. To help you find the best solution for watching and tracking the winged creatures that visit your garden ...

It also sports a 2K camera that streams directly to your phone, alongside an AI that can identify more than 11,000 different species of birds. It also has color night vision, so you’ll get the ...

According to research, your eye color says more about your personality than you might think. A study conducted at the Orebro University in Sweden found that the genes responsible for forming our ...

Eye strain symptoms include dry eye, tearing, a burning sensation in the eyes, and blurry vision. You may also have a headache, trouble concentrating, or neck and shoulder pain. Eye strain is not ...