At first glance, the human body looks symmetrical: two arms, two legs, two eyes, two ears, even the nose and mouth appear to be mirrored on an imaginary axis dividing the faces of most people. And ...

In the United States, today is the nerdiest of unofficial holidays: Pi Day (or really, π Day), because as we write dates here, today is 3/14, the first three digits of the eponymous number. It’s also ...

If you search for "left brain vs. right brain" on YouTube, it's not long before you'll find yourself in a vortex of weird claims and outlandish hype. For decades, pop psychology books and web videos ...

Cerebral hemispheres The cerebrum's outer layer, it is split into two hemispheres and is highly folded. These two hemispheres make up the cerebral cortex. This controls most of our senses, ...