This video lets you peek inside the human brain, highlighting the neuronal fibers that enable communication across the brain. This communication is vital to all brain functions, including learning, ...

We see color because photoreceptor cones in our eyes detect light waves corresponding to red, green, and blue, while dimness or brightness is detected by photoreceptor rods. Many non-mammalian ...

The face is an important feature for identifying individuals, and as suggested by the expression, “kaoiro wo ukagau” (Look at the complexion; i.e. be sensitive to someone’s mood, read someone’s ...