Astronauts Christina Koch, centre, Nick Hague, left, and Anne McClain, right, inside the ISS on March 22. Courtesy: Nasa
Astronauts Christina Koch, centre, Nick Hague, left, and Anne McClain, right, inside the ISS on March 22. Courtesy: Nasa
International Space Station is 'teeming with germs and bacteria'
It may seem like a sterile environment, but swab study by astronauts finds it's anything but
