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Jupiter's Moon Europa Has Enough Oxygen For Life
Space & Earth / Earth Sciences
Oct 16, 2009 |
4.8 / 5 (99) |
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New research suggests that there is plenty of oxygen available in the subsurface ocean of Europa to support oxygen-based metabolic processes for life similar to that on Earth. In fact, there may be enough ...
Treating cluster headaches with high-flow oxygen appears effective
Medicine & Health / Neuroscience
Dec 08, 2009 |
not rated yet |
0
Patients with a cluster headache, which is characterized by bouts of excruciating pain usually near the eye or temple, were more likely to report being pain-free within 15 minutes of treatment with high-flow oxygen than patients ...
Biologists discover bacterial defense mechanism against aggressive oxygen
Nov 20, 2009 |
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Bacteria possess an ingenious mechanism for preventing oxygen from harming the building blocks of the cell. This is the new finding of a team of biologists that includes Joris Messens of VIB, a life sciences research institute ...
CPR is successful without mouth-to-mouth, but not without oxygen
Nov 30, 2009 |
3 / 5 (1) |
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People can survive cardiac arrest if they receive only chest compressions during attempts to revive them - as advised by the current American Heart Association guidelines. But they cannot survive without access to oxygen ...
Naked mole rats may hold clues to surviving stroke
Nov 30, 2009 |
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Blind, nearly hairless, and looking something like toothy, plump, pink fingers, naked mole rats may rank among nature's most maligned creatures, but their unusual physiology endears them to scientists.
Warmer climate not the cause of oxygen deficiency in the Baltic Sea
Space & Earth / Earth Sciences
Oct 13, 2009 |
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Oxygen deficiency in the Baltic Sea has never been greater than it is now. But it is not an effect of climate change but rather of increased inputs of nutrients and fertilisers. This is the finding of researchers at the University ...
Enzyme may be a key to Alzheimer's-related cell death
Medicine & Health / Neuroscience
Oct 06, 2009 |
5 / 5 (2) |
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(PhysOrg.com) -- A Purdue University researcher has discovered that the amount of an enzyme present in neurons can affect the mechanism thought to cause cell death in Alzheimer's disease patients and may have ...
Study: Added oxygen during stroke reduces brain tissue damage
Medicine & Health / Neuroscience
Oct 19, 2009 |
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Scientists have countered findings of previous clinical trials by showing that giving supplemental oxygen to animals during a stroke can reduce damage to brain tissue surrounding the clot.
Two Earth-sized bodies with oxygen rich atmospheres found -- but they're stars not planets
Nov 12, 2009 |
4.4 / 5 (21) |
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(PhysOrg.com) -- Astrophysicists at the University of Warwick and Kiel University have discovered two earth sized bodies with oxygen rich atmospheres - however there is a bit of a disappointing snag for anyone ...
Argonne scientists use bacteria to power simple machines (w/ Video)
Dec 16, 2009 |
4.8 / 5 (4) |
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(PhysOrg.com) -- Scientists at the U.S. Department of Energy's Argonne National Laboratory and Northwestern University, Evanston, have discovered that common bacteria can turn microgears when suspended in ...
Ancient ocean chemistry: Effects of biological oxygen production 100 million years before it accumulated in atmosphere
Space & Earth / Earth Sciences
Oct 29, 2009 |
4.8 / 5 (13) |
4
(PhysOrg.com) -- Scientists widely accept that around 2.4 billion years ago, the Earth's atmosphere underwent a dramatic change when oxygen levels rose sharply. Called the "Great Oxidation Event" (GOE), the ...
MicroRNA drives cells' adaptation to low-oxygen living
Oct 06, 2009 |
5 / 5 (1) |
0
Researchers have fresh insight into an evolutionarily ancient way that cells cope when oxygen levels decline, according to a new study in the October 7th issue of Cell Metabolism. In studies of cells taken from the lining ...
Being overweight super-sizes both risk and consequences of sleep-disordered breathing
Oct 08, 2009 |
not rated yet |
0
Overweight individuals are not just at greater risk of having sleep-disordered-breathing (SDB), they are also likely to suffer greater consequences, according to new research.
PhD student solves decade-long mystery of magnetism
Oct 27, 2009 |
4.3 / 5 (32) |
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(PhysOrg.com) -- A PhD student from the London Centre for Nanotechnology has won a prize for solving a decade-long mystery central to understanding modern magnetic systems.
Hypoxia increases as climate warms
Space & Earth / Earth Sciences
Dec 15, 2009 |
4.3 / 5 (6) |
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A new study of Pacific Ocean sediments off the coast of Chile has found that offshore waters experienced systematic oxygen depletion during the rapid warming of the Antarctic following the last "glacial maximum" period 20,000 ...
