Posts Tagged ‘Mercury’
Kids may risk cancer from toxins in food
UC DAVIS (US) — All 364 children in a recent study of food-borne toxin exposure exceeded cancer benchmarks for arsenic, dieldrin, DDE, and dioxins. Continue…
Friday, November 16, 2012 11:38 - 1 Comment
Science & Technology - Mar 23, 2012 13:48 - 0 Comments
Images from spacecraft reveal Mercury’s secrets
UC SANTA BARBARA (US) — Scientists now have a good picture of Mercury, the solar system’s innermost planet, thanks to the MESSENGER spacecraft. (more…)
Science & Technology - Oct 4, 2011 10:33 - 8 Comments
Solar wind whips up Mercury’s poles
U. MICHIGAN (US) — Sodium and oxygen particles kicked up by a blistering solar wind at Mercury’s poles are the primary components of the planet’s wispy atmosphere, according to data from NASA’s Messenger spacecraft. (more…)
Science & Technology - Oct 3, 2011 9:54 - 0 Comments
Mercury flooded by volcanic gush
BROWN (US) — Vast plains around Mercury’s north pole were created more than 3.5 billion years ago by lava flows that covered 6 percent of the planet’s surface—an area that would cover nearly 60 percent of the continental U.S. (more…)
Earth & Environment - Jun 9, 2010 15:08 - 0 Comments
Using supercomputers to clean up coal
STANFORD / U. TEXAS-AUSTIN (US)—Pollution control devices known as scrubbers, installed to restrict the amount of nitrogen oxide and sulfur dioxide release from coal-fired power plants, may have helped to reduce acid rain, but they haven’t made those plants safe. (more…)
Science & Technology - Mar 9, 2010 11:43 - 1 Comment
Tracking mercury’s ‘fingerprint’ in fish
U. MICHIGAN (US)—Scientists know that the primary way methylmercury affects people is through consumption of fish and shellfish. But how does the toxic substance get into species that live in the open ocean? (more…)
Earth & Environment - Feb 11, 2010 13:40 - 0 Comments
Arctic snow reveals mercury’s ‘fingerprint’
U. MICHIGAN (US)—Mercury deposited onto Arctic snow from the atmosphere takes on a life of its own as it is picked up by microorganisms that then build up in fish and animals that eat them. (more…)
Earth & Environment - Dec 9, 2009 11:16 - 4 Comments
Mercury may threaten polar bears
U. MICHIGAN (US)—As concerns grow about the effect melting sea ice may have on polar bears, scientists say there may be another danger lurking—mercury pollution. (more…)
Science & Technology - Sep 29, 2009 11:52 - 0 Comments
Messenger makes final Mercury flyby
U. COLORADO (US)—NASA’s Messenger spacecraft will zip by Mercury for the third and final time today, September 29, cruising within 142 miles of the planet’s surface at more than 100,000 mph. Messenger will take high-resolution color images of the surface terrain before making a clever gravity-assist maneuver that will steer it into orbit around the rocky planet beginning in March 2011. (more…)
Earth & Environment - Aug 19, 2009 4:00 - 0 Comments
When a toxic pond runneth over
DUKE (US)—Exposure to toxic dust and river sediment due to a containment pond collapse at a Tennessee power plant last December poses ongoing dangers to local communities and aquatic ecosystems. (more…)
