Like most human traits, blue eyes are determined by genes, and no two people have exactly the same hue. It works a lot like ...

There’s something captivating about cats with blue eyes, but something equally remarkable about the complex genetics behind ...

Birds-of-paradise are even colorful in the dark, with feathers and body parts that glow a brilliant yellow-green under ...

Muzan's Blood Demon Art, biokinesis, allows him to control his body and shape it as needed. Other demons also have limited biokinesis capabilities, but none can match Muzan's. Muzan's limits ...