The human body is a machine whose many parts – from the microscopic details of our cells to our limbs, eyes, liver and brain ...

The 2-Million-Year Jump: The primary transition to modern human body proportions was a sudden evolutionary leap 2 to 2.5 million years ago, driven by Homo erectus/ergaster and Homo rudolfensis, rather ...

Researchers from the University of Sydney have used placebo pain relief to uncover a map-like system in the brainstem that controls pain differently depending on where it's felt in the body. The ...

Share on Pinterest The human body experiences rapid changes around age 50, according to a new study. Maskot/Getty Images Past studies show that human aging doesn’t necessarily happen at the same pace ...

“Size matters” sounds like a tabloid cliché, but for evolutionary biologists the size of the human penis is truly a puzzle. Compared to other great apes, such as chimpanzees and gorillas, the human ...

New research finds the human brain has a built-in pain map that activates in different areas when relieving face, arm or leg pain. But placebo pain relief only works where the brain expects it.