Recently, he demonstrated that the abundance of ammonia and cloud-top pressure in Jupiter's atmosphere could be mapped using commercially-available telescopes and a few specially coloured filters.

This corrosive, alkaline substance is produced through a fish’s gills, and it’s ideally removed from the water with a high-grade filter. Yet, many factors can cause ammonia to build up and ...

Ammonia has long-been a key component of fertilizer for agricultural crops, but it recently has taken on increased importance ...