On top of the primary particle output, emissions of precursor gases (including sulphur dioxide, nitrogen oxides, volatile organic compounds and ammonia) lead to the generation of secondary aerosol ...

Nitrogen is one of the primary ... Additionally, aerobic ammonia oxidizers are also autotrophs, fixing carbon dioxide to produce organic carbon, much like photosynthetic organisms, but using ...

We may be starting to get a grasp on what kick-started life on Earth – and it could help us search for it on other planets ...