NASA’s Curiosity rover has made a groundbreaking discovery on Mars by uncovering pure sulfur crystals within a broken rock. This finding is considered a significant scientific breakthrough ...

A rock on Mars spilled a surprising yellow treasure after Curiosity accidentally cracked through its unremarkable exterior.

But what about sulfur? Nobody seems to think much about poor sulfur, and when they do it tends to be derogatory. Sulfur puts the stink in rotten eggs, threatens us when it spews from the mouths of ...

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 ...