The unique human body part that evolution cannot explain - The human chin has long been fertile ground for arguments between scientists over its purpose ...

Many of the body's biggest flaws are the result of evolution building on old designs instead of starting over. Our spine, ...

From back pain to wisdom teeth, many of the human body's common problems exist because evolution builds on old designs, a new ...

A new analysis suggests the evolution of human body size was marked by a major turning point rather than gradual growth.

For nearly 30 years, a landmark study shaped how scientists understood the relationship between brain and body size in ...

The human body is a machine whose many parts—from the microscopic details of our cells to our limbs, eyes, liver and brain—have been assembled in fits and starts over the 4 billion years of our ...

The human body is often described as a marvel of “perfect design”: elegant, efficient and finely tuned for its purpose. Yet, when we look closer, a rather different picture emerges. Far from being a ...

A new Yale study provides a fuller picture of the genetic changes that shaped the evolution of the human brain, and how the process differed from the evolution of chimpanzees. For the study, published ...

When you become infected with a virus, some of the first weapons your body deploys to fight it are those passed down to us from our microbial ancestors billions of years ago. According to new research ...