In “Replaceable You,” Mary Roach describes mind-boggling efforts to replace human body parts—and why it’s proven to be so ...

But what if human remains could be as nonthreatening as a nice bag of garden soil or a peaceful woodland hike? It might not ...

Science writer Mary Roach chronicles both the history and the latest science of body part replacement in her new book. She also answers the question: Is it kosher to receive an organ donation from a ...

Schmidtea mediterranea, a freshwater flatworm (or planarian), has adult pluripotent stem cells spread all throughout its ...

But the strongest muscle by weight is the masseter, a chewing muscle in the jaw, D'Agostino said. It is small, but it has ...

"This discovery shows that the body has a built-in backup plan. GLP-1 is simply a much more powerful signal for beta cells ...

Somewhere out in the countryside, hidden behind a copse of trees, are fields full of dead human bodies. These corpses have been strategically laid out in rows, naked as the day they were born, and ...

Expelling toxic “forever chemicals” from the body may take guts — or at least, their microbes. Some microbes found in the human gut can absorb some per- and polyfluoroalkyl substances, or PFAS, ...

New research indicates the hard limit on human life is 150 years. The main factor limiting our lifespan is a loss of the ability to bounce back after a setback, called “physiological resilience.” Even ...