News tagged with microbial activity
Scientists evaluate different antimicrobial metals for use in water filters
Porous ceramic water filters are often coated with colloidal silver, which prevents the growth of microbes trapped in the micro- and nano-scale pores of the filter. Other metals such as copper and zinc have also been shown ...
Nanotechnology / Bio & Medicine
May 24, 2012 |
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Hazy shades of life on early Earth
A 'see-sawing' atmosphere over 2.5 billion years ago preceded the oxygenation of our planet and the development of complex life on Earth, a new study has shown.
Space & Earth / Earth Sciences
Mar 18, 2012 |
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Small-scale soil studies provide big benefits
When it comes to studying microbial communities in soil, the smaller the sample, the better. Only by approaching the scale at which microbes interact and function, the micron scale, can scientists understand ...
Feb 24, 2012 |
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Report seeks to integrate microbes into climate models
The models used to understand how Earth's climate works include thousands of different variables from many scientific including atmospherics, oceanography, seismology, geology, physics and chemistry, but few take into consideration ...
Feb 14, 2012 |
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Using ground covers in organic production
Studies by U.S. Department of Agriculture (USDA) scientists indicate that organic farmers who need to periodically amend their soils with compost after planting can still control weeds -- and hold down costs -- by using fabric ...
Aug 30, 2011 |
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Alternatives eyed for methyl bromide
U.S. Department of Agriculture (USDA) scientists trying to help Florida growers find a replacement for methyl bromide are studying an alternative soil treatment that uses molasses as one of its ingredients.
Mar 16, 2011 |
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Searching for life on Mars
The first and only attempts to search for life on Mars were the Viking missions launched in 1975. Now scientists are suggesting the next decade of robotic probes sent to the red planet should make the search ...
Space & Earth / Space Exploration
Nov 11, 2010 |
4.9 / 5 (12) |
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Microbes may consume far more oil-spill waste than earlier thought
Microbes living at the bottom of the Gulf of Mexico may consume far more of the gaseous waste from the Deepwater Horizon oil spill than previously thought, according to research carried out within 100 miles of the spill site.
Space & Earth / Earth Sciences
Oct 20, 2010 |
4.8 / 5 (4) |
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Revealing the metabolic activity of microbial communities
Microbial communities are performing important functions all around us - from the earth in our flowerpots to the human gut. Now researchers have developed a method for studying the metabolic functions of microbial ...
May 11, 2010 |
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ONR scientist generates 'mud power' for NPR radio audience
Dr. Linda Chrisey, a leading scientist at the Office of Naval Research, discussed how researchers are generating electricity from bacteria found in mud and wastewater during National Public Radio's recent "Science Friday" ...
Technology / Energy & Green Tech
May 06, 2010 |
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Research in Antarctica reveals non-organic mechanism for production of important greenhouse gas
In so many ways, Don Juan Pond in the Dry Valleys of Antarctica is one of the most unearthly places on the planet. An ankle-deep mirror between mountain peaks and rubbled moraine, the pond is an astonishing ...
Space & Earth / Earth Sciences
Apr 25, 2010 |
4.3 / 5 (10) |
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Microbes found in natural asphalt lake
(PhysOrg.com) -- A lake of natural hot liquid asphalt in Trinidad and Tobago has been found to be teeming with microbes despite the toxic environment. The lake, aptly named Pitch Lake (since pitch is the old ...
Apr 21, 2010 |
4.9 / 5 (16) |
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Professor: We have a 'moral obligation' to seed universe with life
(PhysOrg.com) -- Eventually, the day will come when life on Earth ends. Whether that’s tomorrow or five billion years from now, whether by nuclear war, climate change, or the Sun burning up its fuel, the last ...
Feb 09, 2010 |
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Molecular Genealogy in the Arctic Sediment
(PhysOrg.com) -- Heat-loving bacteria found in the Arctic seabed have their origins in oil springs and the depths of the Earth's crust. This is the finding of a project supported by the Austrian Science Fund ...
Jan 18, 2010 |
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Why retroviruses such as HIV love their neighbors
Retroviruses such as HIV that are already within cells are much more easily transmitted when they are next to uninfected cells than if they are floating free in the bloodstream.
Jul 28, 2009 |
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