In this 4.4-million-year-old skeleton, scientists may have found the missing step between climbing and walking.

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 ...

From periods of rapid aging in our 40s and 60s to ancient brains that don’t decompose, here are some of the year’s most intriguing stories about human biology It can sometimes feel like health ...

Debunked busts six common myths about the human body and how it really works. Suspect in $20M fraud ring operating in 45 ...

Rachel Feltman: For Scientific American’s Science Quickly, I’m Rachel Feltman. Humans have been trying to replace ailing parts of our bodies for thousands of years, turning to prosthetic limbs, ...

How a centuries-old math puzzle helped us see inside the human brain. By Steven Strogatz Photo illustrations by Jens Mortensen Each installment of “Math, Revealed” starts with an object, uncovers the ...

Scientists published more than three dozen papers as part of the Human Cell Atlas, an effort to map the human body cell by cell. When you purchase through links on our site, we may earn an affiliate ...

But the strongest muscle by weight is the masseter, a chewing muscle in the jaw, D'Agostino said. It is small, but it has many fibers packed into it and has a perfect 90-degree insertion angle on the ...

Science is advancing our understanding of the human body (photo taken at the Wellcome Centre, London) —Image by © Tim Sandle Science is advancing our understanding ...