A corner of the internet appears to believe that Suni Williams returned to Earth with dark hair despite it being gray while ...

Astronauts' hair care in space poses unique challenges due to microgravity. Female astronauts often keep their hair loose, simplifying washing and avoiding the need for hair ties. Astronaut Karen ...

NASA/AFP via Getty Images While there are no scientific studies that link spaceflight to graying hair, NASA has previously suggested that spending time in space can cause “significant ...