Astronaut Ron Garan spent months orbiting Earth aboard the International Space Station as part of Expedition 27, and the experience reshaped how he thinks about the planet’s most pressing problems.

Living in the constant free fall of outer space can do a number on your body, from muscle atrophy to psychological malaise, it's tough up there.

Sunita Williams Latest Health News: NASA astronaut Sunita Williams recently returned to Earth on March 18, 2025, ending an unexpectedly prolonged stay at the International Space Station (ISS). A short ...

Add Yahoo as a preferred source to see more of our stories on Google. An unhappy-looking man in a space suit. - DC Studio/Shutterstock Space travel is one of the most hazardous things a human being ...