Long-distance space travel presents enormous challenges, from life support demands to psychological strain. Cryogenic sleep, ...

Astronaut pay is a lot more ordinary than the job itself. Here's how NASA salary works when missions run long, and what doesn ...

Add Yahoo as a preferred source to see more of our stories on Google. Whether you use a hole in the ground or a fancy gold-plated toilet, on Earth, gravity pulls your waste down and away from you. For ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to CuriousKidsUS@theconversation.com. How do astronauts go to the bathroom in space? – ...

The Artemis 2 astronauts will venture deeper into space than any human has gone before. That presents some seriously exciting ...

Zero-gravity sleeping is a reclined position where your head and upper body are elevated at about a 40-degree angle, while your knees are bent and raised slightly above the heart. The goal is to ...

II astronauts will return for a 10-day deep-space mission that’ll test new spacecraft, new partnerships and a new approach to ...

Space is full of radiation, which is bad for both babies and non-babies alike, but we also have to worry about how microgravity affects the human body, too.

Here's a look at the science experiments on board.

Sophie Adenot, 43, is an airforce helicopter pilot who grew up in rural Burgundy. She remembers the day in 1996 when she was ...

In A Nutshell Space radiation can damage reproductive DNA. A Mars trip exposes travelers to 662 millisieverts: levels known ...

As NASA prepares to kick off the Artemis missions, experts have noticed a potentially dangerous issue with a crucial component: the newly designed spacesuits.