How NASA prepares spacecraft for the harsh radiation of space

In a small, square room walled by four feet of concrete, the air smells as if a lightning storm just passed through—crisp and acrid, like cleaning supplies. Outside, that's the smell of lightning ripping apart oxygen in ...

Detecting bacteria in space

Scientists at Université de Montréal and McGill University have pioneered and tested a new genomic methodology which reveals a complex bacterial ecosystem at work on the International Space Station.

Natural environments favor 'good' bacteria

A new study has shown that restoring environments to include a wider range of species can promote "good" bacteria over "bad"—with potential benefits for human health.