News tagged with mercury

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Toxic spill from zinc mine in Peru

(AP)—Peruvian authorities say wastewater laced with heavy metals from a major zinc mine has spilled into a tributary of the Amazon, contaminating at least six miles of the waterway.

Sep 03, 2012 5 / 5 (1) 0

The shock of separation

The BepiColombo mission to Mercury has undergone a series of shock tests at ESA's test facilities to replicate conditions it will experience during its intense ride into space. This video shows tests to mimic the moment it ...

Aug 28, 2012 not rated yet 0

Mercury pollution, still spreading

Humans have known about mercury’s toxicity since ancient times, when work in mines that extracted cinnabar — the blood-red, mercury-containing ore — was considered a death sentence.

Aug 10, 2012 5 / 5 (1) 0

Mercury's many colors

Although composited from expanded wavelengths of light, this wide-angle image from NASA’s MESSENGER spacecraft shows the amazing variation of colors and tones to be found on Mercury’s Sun-scoured ...

Jul 27, 2012 5 / 5 (5) 0

Mercury mineral evolution

Mineral evolution posits that Earth's near-surface mineral diversity gradually increased through an array of chemical and biological processes. A dozen different species in interstellar dust particles that formed the solar ...

Jun 25, 2012 4.8 / 5 (5) 3 | with audio podcast

Enhancing the chemistry of zinc

(Phys.org) -- By tinkering with a zinc molecule, Virginia Commonwealth University researchers have discovered it can exist in a higher oxidation state, opening the door for a new form of chemistry and new ...

Jun 15, 2012 1 / 5 (1) 0