Even if you think you learned everything that you needed to know way back in biology class, everyone has knowledge gaps. And ...

Some scientific studies from brain research suggest that near death, there may be brief bursts of electrical activity in the ...

If we look across the whole of the mammal branch of the tree of life, we find there are many groups of mammals that have evolved testicles of all different sizes. In almost all these separate cases, ...

So the mathematician's answer is that humans have either seven or eight holes. In the end, the question is not just about ...

The same body can look very different depending on whether you approach it as a biologist, a doctor, or a mathematician.

Your anatomy operates like a machine, it's success hinging on the work of over 70 organs, each with a unique function. From the heart's blood-pumping ability to the liver's filtering power, each ...

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 ...

Superheroes may only exist in comics and movies, but some of these regular human abilities definitely qualify as superpowers. No, they’re not vampires, but people with a mutation of the DEC2 gene can ...

University of Manchester provides funding as a member of The Conversation UK. The average body contains about 37 trillion cells – and we are in the midst of a revolutionary quest to understand what ...

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 processing center of our brains, the hypothalamus, is constantly trying to keep our bodies at a constant 37°C (98.6°F). Temperature receptors in the skin can help monitor the temperature, and when ...