Your heart is divided into a left and a right side. The right side of your heart pumps blood to your lungs to receive oxygen. The left side pumps the oxygenated blood to the rest of your body. Right ...

Roughly 90% of humans are right-handed and this is one of the traits that separates us from most other primates who don’t really show any overall preference for left or right handedness. It’s believed ...

During embryonic development, the right ventricle is formed from the secondary heart field into a crescent-shaped, thin-walled structure. 6 It is the most anterior heart chamber, sitting just beneath ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. Why do 90% of humans reach with the same hand? The answer ...

The human brain includes two hemispheres connected by a bundle of nerves. The left hemisphere controls movement for the right side of the body, while the right hemisphere directs the left side. The ...