Amanda Kooser covers the quirky side of science and space. A close-up photo taken by the Curiosity rover shows pure yellow sulfur crystals within a rock. NASA’s Curiosity rover ran over a rock ...

By understanding the nature of sulfur and its role in plant growth, you can ensure your plants are never starved for this essential nutrient. Characterized by its bright yellow color, sulfur can ...

Sulfur-deficient corn plants show delayed growth and maturity. The foliage turns light green to yellow and has a distinct striping on the leaves. “This happens in the upper leaves because sulfur ...

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 ...

Water sprayed on the underside of the belt cools the sulfur, which solidifies into little yellow bits that look like lemon drops. In fact, these little nubbins of sulfur are called “pastilles ...

the Sulfur-crested cockatoos and the critically endangered Yellow-crested cockatoos—with only 2,000 individuals remaining in the wild for the latter. Until now, no whole-genome research had been ...