Upon further inspection, it was discovered that these rocks were actually crystals of pure elemental sulfur, something that ...

The efforts made by humans to learn as much as possible about Mars are numerous, and NASA has an indispensable ally on the ...

This is the first instance of finding sulfur on the Red Planet in its pure, elemental form. Although scientists previously suspected that the surface of Mars was dotted with sulfuric rocks ...

Is there life on Mars? When curiosity breaks through a rock, it reveals this within. Sulfur crystals were discovered on the ...

Sulfur is another element. It contains only sulfur atoms, and nothing else, so it is pure. When we mix two different pure substances together, like this, it’s a mixture. This is now a mixture of ...