Human evolution is often told as a tidy story of adaptation, yet some of our most familiar body parts still defy ...

The human microbiome comprises a rich ecosystem of microbes that are essential to human health and physiology. In the adult, the microbiota inhabiting each body site is characterized by a distinct ...

For more than a century, medical students have memorized the same map of the human body, confident that every major structure ...

To be or not to be an organ: That is the question. Researchers have detailed the structure and distribution of spaces in your body that they say represent a newfound human organ, and this “organ” just ...

And in 20 other animals often studied by science, too. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The artificial intelligence (A.I.) company ...

The body is, for all intents and purposes, an extraordinarily complex machine. This requires a multitude of parts all working together in complicated relationships from the micro- to macromolecular ...

Water makes up for around 50-70% of human body weight and is necessary for the daily functioning of the body, including playing key roles in metabolism, maintenance of electrolyte balance, nutrient ...