News tagged with heavy water
Novel device removes heavy metals from water
An unfortunate consequence of many industrial and manufacturing practices, from textile factories to metalworking operations, is the release of heavy metals in waterways. Those metals can remain for decades, even centuries, ...
Dec 16, 2011 |
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First comet found with ocean-like water: New clues to creation of Earth's oceans
(PhysOrg.com) -- New evidence supports the theory that comets delivered a significant portion of Earth's oceans, which scientists believe formed about 8 million years after the planet itself.
Space & Earth / Space Exploration
Oct 05, 2011 |
4.8 / 5 (18) |
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Part I: The energy that drives the stars comes closer to Earth
Nuclear fusion drives the stars, including our sun. But on Earth, despite efforts dating to the 1940s, sustained and controlled fusion for electrical power production has never been realized. Research persists, ...
Oct 20, 2011 |
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New material shows promise for trapping pollutants
(PhysOrg.com) -- Water softening techniques are very effective for removing minerals such as calcium and magnesium, which occur as positively-charged ions in "hard" water. But many heavy metals and other inorganic ...
Sep 06, 2011 |
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Swimming microbes monitor water quality
Miners used to rely on canaries to alert them to dangerous build-ups of gases. Now much smaller animals -- the smallest of all -- can warn of toxins in water supplies.
Chemistry / Analytical Chemistry
Feb 16, 2011 |
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A future energy giant? India's thorium-based nuclear plans
As part of an ambitious three-stage plan to fulfil its nuclear vision and desire for energy security, India could find itself a leading global exporter of an alternative nuclear technology that is more efficient ...
Technology / Energy & Green Tech
Oct 01, 2010 |
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Inventors say Hydra offers clean water, hope for villages
The hose took brownish water from the scummy Schuylkill River in Philadelphia to a strange apparatus on the bank -- a trailer with a solar panel, a hydrogen tank, and other odd parts with flashing digital readouts.
Jul 05, 2010 |
4.1 / 5 (14) |
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Reactor leak halts Canada isotope work for 3 months
A Canadian nuclear reactor that produced about a third of the world's supply of medical isotopes has halted operation for three months due to a heavy water leak, authorities said.
May 28, 2009 |
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Nearly 1 million gallons of runoff, raw sewage spills into San Francisco Bay
Signs were posted at several shorelines and parks in Richmond, Calif., warning that water might be contaminated with harmful bacteria after nearly 1 million gallons of runoff and raw sewage overflowed and spilled into San ...
Feb 25, 2009 |
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Heavy Pyridine Crystallizes Differently
(PhysOrg.com) -- The nuclei of ordinary hydrogen atoms contain only a single proton. If a neutron is added, the hydrogen becomes deuterium. In principle, molecules that contain deuterium in place of hydrogen ...
Jan 07, 2009 |
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Peru says 5,000 birds, nearly 900 dolphins dead
The Peruvian government said Wednesday that 5,000 birds, mostly pelicans, and nearly 900 dolphins have died off the country's northern coast, possibly due to rising temperatures in Pacific waters.
May 09, 2012 |
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Now Extra-Tropical Daphne, left flooding behind in Fuji on NASA satellite imagery
Tropical Storm Daphne has become an extra-tropical storm and is fading fast in the South Pacific Ocean, but not before making its mark on the Fuji Islands. NASA's TRMM satellite compiled rainfall data that ...
Space & Earth / Earth Sciences
Apr 04, 2012 |
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A capsule for removing radioactive contamination from milk, fruit juices, other beverages
Amid concerns about possible terrorist attacks with nuclear materials, and fresh memories of environmental contamination from the 2011 Fukushima Daiichi nuclear disaster in Japan, scientists today described ...
Mar 28, 2012 |
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NASA sees a weakening Cyclone Funso's 'closed eye'
Powerful Cyclone Funso's eye has been clear in NASA satellite imagery over the last several days until NASA's Aqua satellite noticed it had "closed" and become filled with high clouds on January 27.
Space & Earth / Earth Sciences
Jan 28, 2012 |
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Excess heavy metals in 10% of China's land: report
About 10 percent of China's farmland contains excessive levels of heavy metals due to contaminated water and poisonous waste seeping into the soil, state media said Monday, citing a government survey.
Nov 07, 2011 |
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