The human body is a wonderous thing, especially when you consider how intricate and efficient each bodily system is. For instance, an adult’s blood vessels could encircle the earth 2.5 times if ...

An organ is a group of tissues that work together to perform a specific task in the body, such as digesting nutrients or producing chemical messengers that enable brain cells to communicate. Although ...

The average adult male has around 36 trillion cells in their body, while average adult females have 28 trillion, researchers have found. Unexpectedly, the mass of small cells in our bodies, such as ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Each human is a ...

A French woman from Guadeloupe is the only known person in the world with the "Gwada negative" blood type. Anuwar Hazarika / NurPhoto via Getty Images In 2011, a French woman was undergoing routine ...

The From Labs to Lives Blog provides clear, accessible explainers on everyday topics for which UC Davis has expertise. Each post is reviewed by faculty or subject-matter experts, ensuring readers get ...

Scientists say the return to "standard time" is good for our health. But the time change can be disruptive and we must also ...

Type 1 diabetes is caused by an insufficient production of the hormone insulin by cells in the pancreas called beta cells and estimated to affect 9.5 million people worldwide.

For over a month, a pig's kidney that was transplanted into a human body has worked normally — a step surgeons hope can one day lead to using this type of operation to save patients' lives. The ...