Search results for radioactive fallout
Scientists Show How Bacteria Move Electrons Across a Membrane
Dec 29, 2009 |
4.6 / 5 (7) |
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(PhysOrg.com) -- Scientists at the University of East Anglia, Pacific Northwest National Laboratory, and Pennsylvania State University have demonstrated for the first time the mechanism by which some bacteria ...
Miracle light: Can lasers solve the energy crisis?
Dec 15, 2009 |
4.4 / 5 (14) |
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Next year will mark the 50th birthday of the laser, one of the most productive and widely used mega-inventions of the last century. Scientists hope that 2010 also will see the launch of laser technology's greatest challenge: ...
'Rock-breathing' bacteria could generate electricity and clean up oil spills
Dec 14, 2009 |
3.5 / 5 (8) |
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A discovery by scientists at the University of East Anglia (UEA) could contribute to the development of systems that use domestic or agricultural waste to generate clean electricity.
Brooding fishes take up nutrients from their own children
Dec 08, 2009 |
5 / 5 (2) |
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In the pipefish, the male cares for the offspring. Apart from the ones he sucks the life out of. The discovery of filial cannibalism in the pipefish is now creating a stir in the research world.
A Superbright Supernova That’s the First of Its Kind
Dec 02, 2009 |
4.7 / 5 (24) |
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(PhysOrg.com) -- An extraordinarily bright, extraordinarily long-lasting supernova named SN 2007bi, snagged in a search by a robotic telescope, turns out to be the first example of the kind of stars that first ...
Brain Scan Study Shows Cocaine Abusers Can Control Cravings
Nov 30, 2009 |
5 / 5 (1) |
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(PhysOrg.com) -- When asked to inhibit their response to a "cocaine-cues" video, active cocaine abusers were, on average, able to suppress activity in brain regions linked to drug craving, according to a new ...
Health Physics Society recommends considering action for indoor radon below current guidelines
Nov 30, 2009 |
5 / 5 (1) |
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Radon is a colorless and odorless radioactive gas that is produced by the radioactive decay of radium. Radium is a product of uranium decay and is found in trace amounts naturally in nearly all rocks, soils, and groundwater ...
Nuclear weapons: Predicting the unthinkable
Nov 22, 2009 |
3 / 5 (7) |
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If a nuclear weapon were detonated in a metropolitan area, how large would the affected area be? Where should first responders first go? According to physicist Fernando Grinstein, we have some initial understanding to address ...
New type of supernova explosion reported; predicted by theoretical physicists at UCSB
Nov 05, 2009 |
4.2 / 5 (5) |
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A new class of supernova was discovered by scientists at Berkeley and may be the first example of a new type of exploding star. A team of astrophysicists at UC Santa Barbara had predicted this kind of explosion in their t ...
Germany, Mexico, US top smart energy list
Nov 05, 2009 |
2.5 / 5 (2) |
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Germany, Mexico and the United States have crafted some of the world's smartest policies for improving energy use, according to a study released on Thursday on the sidelines of the UN climate talks here.
Sandia announces completion of mixed waste landfill cover construction
Nov 03, 2009 |
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The Environmental Restoration Project at Sandia National Laboratories reports the successful construction of an alternative evapotranspirative cover at the Mixed Waste Landfill (MWL) in September. The 2.6-acre ...
Snows Of Kilimanjaro shrinking rapidly, and likely to be lost
Space & Earth / Earth Sciences
Nov 02, 2009 |
3.9 / 5 (7) |
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The remaining ice fields atop famed Mount Kilimanjaro in Tanzania could be gone within two decades and perhaps even sooner, based on the latest survey of the ice fields remaining on the mountain .
Hunting for new zeolites
Nov 02, 2009 |
5 / 5 (3) |
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In all the world, there are about 200 types of zeolite, a compound of silicon, aluminum and oxygen that gives civilization such things as laundry detergent, kitty litter and gasoline. But thanks to computations ...
This is your brain on fatty acids
Medicine & Health / Neuroscience
Oct 30, 2009 |
4.8 / 5 (6) |
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Saturated fats have a deservedly bad reputation, but Johns Hopkins scientists have discovered that a sticky lipid occurring naturally at high levels in the brain may help us memorize grandma's recipe for cinnamon buns, as ...
Gamma-ray photon race ends in dead heat; Einstein wins this round
Oct 28, 2009 |
4.7 / 5 (35) |
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Racing across the universe for the last 7.3 billion years, two gamma-ray photons arrived at NASA's orbiting Fermi Gamma-ray Space Telescope within nine-tenths of a second of one another. The dead-heat finish ...
