Science writer Mary Roach chronicles both the history and the latest science of body part replacement in her new book. She ...

It sounds like pure science fiction. Remove a healthy human head from a dying body, connect it to a different healthy body, and bring "the person" back to consciousness. Equal parts Frankenstein and ...

Researchers believe there's an upper limit to the temperature the human body can withstand — but many people could face ...

Scientists describe the technique as an early proof of concept and say it could take at least a decade of further research ...

"We already know that practices such as physical exercise, a balanced diet, and pharmacological treatments contribute ...

Hunger exists on a spectrum. On the one end is food insecurity, where people are forced to adjust to fewer meals. As food becomes scarce, the body consumes its own reserves. The journey from hunger to ...

Spaceflight makes certain human stem cells age faster, a study finds, furthering the understanding of the possible effects of ...

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, ...