Oxygen outweighs every other element in the human body, a fact confirmed across peer-reviewed biomedical literature and one ...

Collagen, the protein that builds skin, bones, tendons and organs, exists inside cells as a liquidlike droplet rather than ...

In a recent study published in the journal PNAS, researchers examined the relationship between cell size and count across the human body, establishing a quantitative framework and uncovering ...

Tamara Dean captures ethereal images that explore the intrinsic bond between the human body and the natural world.

The From Labs to Lives Blog connects everyday topics with UC Davis research. Each post is reviewed by our experts, ensuring you always get useful information you can trust. Because we can’t see them, ...

Welcome to the Human Biology challenge! This quiz is designed to test how well you really understand the human body and ...

For centuries, scientists believed the human body had two major circulation systems. One was the cardiovascular system that moves blood through arteries and veins. The other was the lymphatic system ...

Many body parts can be transplanted or replaced with artificial equivalents, including corneas, livers, hearts, joints, and even entire faces. This technology will improve by leaps and bounds ...

The human body is extraordinarily complex, with several openings and a few exits. But exactly how many holes does each person have? It sounds like a simple enough question to answer — list the ...

On March 2, 2016, at around 9 A.M. local time, in Kazakhstan, Scott Kelly plunged through the Earth’s atmosphere in a Soyuz spacecraft travelling at seventeen thousand miles an hour. As expected, ...