If you clench your hand into a fist, this is approximately the same size as your heart. It is located in the middle of the chest and slightly towards the left. The heart is a large muscular pump ...

An oligopoly is a market structure that consists of a small number of firms that have substantial influence over a certain industry or market. While the group holds a great deal of market power ...

Protein crystals used in X-ray crystallography to determine protein structure (representative image). For more than a century, scientists have relied on crystallography—analyzing X-ray ...

Interneurons have a multipolar structure that allows them to receive multiple signals and then send a unified command to another neuron. In this way, you can think of interneurons as traffic ...