The International Space Station (ISS) is a closed ecosystem, and the biology inside it — including its microbial residents — ...

Following a stint in space as short as a few weeks, astronauts can develop measurable changes in the very shape of their ...

University of Wisconsin-Madison team found that microgravity alters the "evolutionary arms race" between bacteria and the ...

Scientists discover microgravity in space could help fight drug-resistant superbugs by creating unique viral mutations, according to a new study.

This video shows crew members on the Chinese Tiangong space station trimming each other’s hair in orbit. It highlights ...

The International Space Station (ISS) is one of the most unique environments where life has ever existed, out in the low ...

The research has implications for NASA’s goals to build a base on the moon and eventually conduct crewed missions to Mars.

JOHNSTON SPACE CENTER — During an early morning press conference, NASA Administrator Jared Isaacman revealed on Thursday that ...

Spaceflight takes a physical toll on astronauts, causing muscles to atrophy, bones to thin and bodily fluids to shift.

Four International Space Station crewmembers splashed down in the Pacific Ocean on Thursday, NASA footage showed, after the ...

On the ISS, viruses can still infect bacteria, but the process slows and pushes both organisms to evolve along different ...

NASA has demolished the Propulsion and Structural Test Facility and Dynamic Test Stand in Huntsville to modernize the ...