Your body's blood-making stem cells, hematopoietic stem cells (HSC), are like factory managers who work best when calm and rested. But when stress hits, like infection or injury, they spring into ...

For years, doctors and scientists have tracked how space changes the human body. Astronauts often come back with weaker muscles, thinner bones, and immune systems that do not respond as well as before ...

Space travel accelerates the aging of human stem cells, reveals new research. Spaceflight speeds up the aging of cells which are "vital" to blood and immune system health, say American scientists. The ...

On the Wednesday, Sept. 24, 2025 episode of The Excerpt podcast: Are humans on the precipice of not only being visitors to outer space, but also becoming permanent residents? Namrata Goswami, ...

NASA’s pursuit of nuclear propulsion technology marks a monumental advancement in the realm of space exploration. By leveraging the power of nuclear rockets, the agency is poised to redefine how we ...