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

For years, doctors and scientists have tracked how space changes the human body. Astronauts often come back with weaker ...

Researchers from the University of California San Diego Sanford Stem Cell Institute have discovered that spaceflight ...

The adult human body contains 10 trillion–60 trillion ECs that cover a vast surface area 7. Tightly intertwined monolayers of ECs form the lumen of the blood circulatory system, which consists ...

An ambitious plan to map all 37 trillion cells in the human body is transforming understanding of how our bodies work, scientists report. The received wisdom said we were built from around 200 ...

Human stem cells showed increased signs of aging after spending some time in space. Here's what that means for future crewed ...

The human body consists of around 50–100 trillion cells, which come in various types, each with its own function. Depending on their type, cells ensure that the body operates smoothly.

The body has an intricate system to defend against infections where each type of immune cell plays a distinct role. Now, a ...

This may help treat chronic wounds or diabetic ulcers—and one day maybe degenerative diseases, nerve damage and bone ...

For all of human history, death has been viewed as a final cessation of life in an organism, but new research is offering hope for restoration.