News tagged with produces oxygen
Did a nickel famine trigger the 'Great Oxidation Event'?
(PhysOrg.com) -- The Earth's original atmosphere held very little oxygen. This began to change around 2.4 billion years ago when oxygen levels increased dramatically during what scientists call the "Great ...
Space & Earth / Earth Sciences
Apr 08, 2009 |
4.5 / 5 (21) |
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Search results for produces oxygen
Antidepressants and pregnancy: Women must consider the impact of drugs on baby, and of depression on baby, themselves
Upon learning they are pregnant, most women dutifully nix the alcohol, sushi and caffeine. But what about antidepressants?
Medicine & Health / Medications
Feb 10, 2012 |
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Black holes and star formation
(PhysOrg.com) -- It has long been recognized that galaxy mergers or even close interactions can play a vital role in shaping the morphology of galaxies. One way they can do so, it is thought, is by triggering ...
Feb 09, 2012 |
4.1 / 5 (7) |
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Hydrogen from acidic water: Researchers develop potential low cost alternative to platinum for splitting water
A technique for creating a new molecule that structurally and chemically replicates the active part of the widely used industrial catalyst molybdenite has been developed by researchers with the Lawrence Berkeley ...
Feb 09, 2012 |
4.7 / 5 (18) |
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Neuroscientists link brain-wave pattern to energy consumption
Different brain states produce different waves of electrical activity, with the alert brain, relaxed brain and sleeping brain producing easily distinguishable electroencephalogram (EEG) patterns. These patterns ...
Medicine & Health / Neuroscience
Feb 08, 2012 |
5 / 5 (3) |
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A bronze matryoshka doll: The metal in the metal in the metal
A doll in a doll, and then one more, enveloping them from the outside – this is how Thomas Faessler explains his molecule. He packs one atom in a cage within an atom framework. With their large surfaces ...
Nanotechnology / Nanomaterials
Feb 07, 2012 |
5 / 5 (7) |
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Solvay hails world's largest fuel cell of type in Flanders, one can power 1,400 homes
Chemicals giant Solvay hailed Monday the successful entry into service in Flanders of what it said was the largest fuel cell of its type in the world.
Technology / Energy & Green Tech
Feb 06, 2012 |
4.4 / 5 (8) |
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New study makes key finding in stem cell self-renewal
A University of Minnesota-led research team has proposed a mechanism for the control of whether embryonic stem cells continue to proliferate and stay stem cells, or differentiate into adult cells like brain, liver or skin.
Feb 06, 2012 |
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Global extinction: Gradual doom is just as bad as abrupt
A painstakingly detailed investigation shows that mass extinctions need not be sudden events. The deadliest mass extinction of all took a long time to kill 90 percent of Earth's marine life, and it killed ...
Space & Earth / Earth Sciences
Feb 03, 2012 |
4.2 / 5 (20) |
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Blueberry wine has more antioxidants than many grape-based wines: study
(Medical Xpress) -- Blueberry wine can provide more potentially healthy compounds than white wines and many red wines, according to a new University of Florida study.
Feb 02, 2012 |
4.5 / 5 (2) |
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Elements of ExoPlanets
By looking at the wavelengths of light from nearby stars, researchers have determined the abundance of certain elements for more than a hundred stars. Trace elements in such stars may influence their habitable ...
Space & Earth / Space Exploration
Feb 02, 2012 |
4.9 / 5 (8) |
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List of search results for produces oxygen
