Mars just dropped a surprise golden nugget —literally. Curiosity accidentally cracked open an ordinary-looking rock, only to ...

When the rover rolled its 899-kilogram (1,982-pound) body over the rock in May last year, the rock broke open, revealing ...

Yellow sulfur crystals spilled out from the inside. This is the first instance of finding sulfur on the Red Planet in its pure, elemental form. Although scientists previously suspected that the ...

Sulfur smell in urine Eating asparagus will ... concerned or if your pee's color doesn't return to the normal shade of yellow in a day or so.

When the rover rolled its 899-kilogram (1,982-pound) body over the rock in May last year, the rock broke open, revealing yellow crystals of elemental sulfur: brimstone. Although sulfates are ...