A tiny grain from asteroid Ryugu has revealed djerfisherite, a mineral that normally forms in scorching, oxygen-poor settings ...

A new $15 million desalination plant in Alice is turning brackish groundwater into clean, drinkable water and saving the city ...

Gerba and others sampled 35 Tucson Water wells and initially found some presence of the bug in 12 of the wells. Those 12 wells were re-sampled and five were confirmed to have the bug. A year ...