Neuroscience

Space travel alters the brain: study

Spending long periods in space not only leads to muscle atrophy and reductions in bone density, it also has lasting effects on the brain. However, little is known about how different tissues of the brain react to microgravity ...

Genetics

Does your DNA really change in space?

Results from an important NASA experiment – in which astronaut Scott Kelly spent one year in space while his identical twin brother Mark stayed on Earth – have started to come in. Last week, a number of media outlets ...

Ophthalmology

Optometrists investigate changes in eye structure in astronauts

Astronauts who spend time aboard the International Space Station return to Earth with changes to the structure of their eyes which could impact their vision. NASA has studied the phenomenon, known as space flight-associated ...

Other

Astronauts may get space fever

(HealthDay)—Weightlessness apparently causes astronauts' body temperatures to run a little hot while in space, a new study reports.

Medical research

Space station crew takes a breather with lung tissue investigation

The microgravity environment of the International Space Station impacts nearly every system within the human body. Researchers are studying the effects to the eyes, heart, muscles, and bones, but an area that hasn't received ...

page 4 from 7