While most wild animals have a very limited range of eye colors (usually black, brown, and yellow), wild cats have strikingly colorful eyes.

We spoke to expert Chris Hay, the director of the Australian Reptile Academy, to find out the most distinguishing features of ...

Researchers have applied a visualization technique to depict the brain's activity related to visual perception as geometric patterns. They visualized different shapes as the ever-changing neuronal ...

Unpredictable bursts of light are pulsing from the debris surrounding Sagittarius A*, offering new insights into the ...

In our today's optical illusion, a tricky challenge awaits—finding the hidden 78 among a sea of 70s. This brain teaser tests your observation skills and pattern recognition. Can you spot it in under ...