The human body has 78 organs, with the brain, heart, kidneys, liver, and lungs considered vital for survival. The article ...

Not all organs are needed for survival. From your gallbladder to your spleen, here are 12 organs you can lose and still ...

Spaceflight rewires the human body. Muscles shrink, bones thin and fluids shift towards the brain – but these changes may ...

Learn more about the human tailbone and how, even though we may not have a strict need for it anymore, it still helps us with ...

A computer-generated image of red blood cells. Nitric oxide—known by the formula NO—is so vital for humans’ internal physiological processes that it was crowned Molecule of the Year in 1992. It plays ...

Please provide your email address to receive an email when new articles are posted on . A gene-edited pig kidney transplanted into a brain-dead man’s body is functioning well more than 4 weeks later.

Science writer Mary Roach is fascinated by the human body, especially, she says, the "gooey bits and pieces of us that are performing miracles on a daily basis." Take the human heart, for instance. If ...

Recent research has shown that ingredients in the foods we eat, pollution in the air we breathe and toxins in the goods we use on a daily basis are changing our bodies in harmful or bizarre ways, and ...

In many cells of the human body, hair-like protrusions known as cilia act as antennae, allowing cells to receive signals from ...

Cancer is a disease that causes abnormal cells to reproduce and spread to other parts of the body, which can result in tumors or damage to the immune system that may become fatal. Healthy cells follow ...