A new study suggests that spending time in space can actually speed up the physical aging process on a cellular level.

Weak magnetic fields once exposed humans to radiation. People adapted with shelter, clothing, and mineral protection. Our ...

Did you know nearly 17,500 satellites have been launched since 1957? Or what about the fact that more than 10% of those ...

Stem cell aging is potentially worrisome because it diminishes the body’s natural ability to repair tissues and organs.

HOUSTON, Texas -- NASA astronaut Mark Vande Hei broke an American record for spending the most time in space, but there is much discussion in his first news conference back on Earth that focused on ...

In 2029, asteroid Apophis will skim safely past Earth, where it will be visible to billions. For scientists, it's a once-in-a ...

Spaceflight accelerates aging in blood stem cells, raising health risks for astronauts and offering insights into human aging ...

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

UCSD researchers working out of the Sanford Stem Cell Institute have found that space flight advances aging in cells.