Curiosity, NASA's Mars rover, accidentally cracked open a seemingly ordinary rock, revealing an unexpected yellow substance ...

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

Sulfur Is The Secret Nutrient Your Corn Needs Now In some cases, the sulfur deficiency can be traced back to last fall when ammonium sulfate and DAP were taken out of fertilizer programs to reduce ...