NASA's Curiosity rover has made a groundbreaking discovery on Mars by uncovering pure sulfur crystals within a broken rock.

It had a surprise inside: pure sulfur crystals ... “One idea would be something like hot springs could form this sulfur—but we have seen no evidence for anything to suggest hot springs ...

Finding pure sulfur on May 30, for instance ... with superheated volcanic gasses and hot springs. Another way it can form is through interactions with bacteria, though Fraeman emphasizes that ...

In that framework, iron was composed primarily of sulfur. Gold, which was malleable and softer, consisted mostly of mercury. Though the alchemists missed the mark, their conception was not too far ...

Yet some of the organisms that we study, like the sulfur bacteria in Cueva de Villa ... no one's been able to figure out how to grow in pure culture. We have a whole bunch of those in Lechuguilla.

If you are in need of a lesson on just how much things have changed in the last 60 years, an anecdote from my childhood might ...

In this process, rubber is heated with elemental sulphur, which forms bridges between the individual elastic molecules by an ionic mechanism involving addition of the double bond. The addition of ...

A mixture of iron filings and sulfur powder could be separated in exactly ... copper sulfate is soluble in water – its crystals dissolve in water to form copper sulfate solution.

The main reason is that it sometimes forms surprisingly large and remarkably pure nuggets ... most metals react with sulfur to form sulfide minerals. So other metals don't really have the ...

And the earth was without form, and void; and darkness was upon ... I would have attributed the cave's unique smell to traces of sulfur. At ten the previous morning, we had somehow coaxed a ...

In that short span of time, the variety of electric vehicles offered has exploded. In 2011, you had one choice: an econobox ...