After seeing carbon dioxide levels in the atmosphere surpass a historic threshold last week, the world should brace for the new peak level to soon become the global annual average, the World Meteorological ...
May 14, 2013
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As CO2 levels in the Earth's atmosphere top 400 parts per million, options such as storing the greenhouse gas in porous sandstone rock formations found in abundance on the sea floor are of increasing interest. ...
May 14, 2013
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The images were obtained using cryo scanning electron microscopy, where the sample is plunged into liquid nitrogen to freeze it and imaged using the electron microscope.
May 14, 2013
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For 37 years, Queen's University Biochemistry professor Peter Davies has been unraveling the mystery of why some organisms including insects and fish don't freeze in the winter. His research into insect antifreeze protein ...
May 14, 2013
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(Phys.org) —Most Americans want the U.S. to place more emphasis on developing solar power, recent polls suggest. A major impediment, however, is the cost to manufacture, install and maintain solar panels. ...
May 13, 2013
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(Phys.org) —It's an old idea, really. One of the oldest. To make useful things, humans remove the bits that aren't part of the thing we want. We've learned how to then make giant factory machines that assemble ...
May 13, 2013
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Although thousands of entire genomes have been sequenced, our understanding of their detailed workings remains far from complete. Researchers continue to find new genes, determine their function, and map ...
May 10, 2013
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Chemical compounds that can efficiently capture and convert light energy are in high demand as key components of inexpensive solar cells and advanced optical sensors. Carbon-based organic dyes are particularly ...
May 10, 2013
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(Phys.org) —What climate component can be as thick and sticky as honey, peanut butter or even asphalt? It is tiny particles forming in the atmosphere. An international team of scientists used two new techniques ...
May 10, 2013
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Amoeba eat bacteria and other human pathogens, engulfing and destroying them – or being destroyed by them, but how these single-cell organisms distinguish and respond successfully to different bacterial ...
May 09, 2013
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Phosphorus is a precious element, with all life depending on it. It is an essential nutrient for plant growth and an important constituent of fertiliser used in agriculture.
May 09, 2013
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In inland estuaries and shallow coastal waters, small particles of organic matter, such as organic waste and debris or bacteria, clump together to form an aggregate known as floc. Flocculated particles can span a range of ...
May 09, 2013
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(Phys.org) —Given two catalysts for the job of turning intermittent wind or solar energy into chemical fuels, scientists chose the material that gets the job done quickly and uses the least energy. A catalyst ...
May 09, 2013
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(Phys.org) —For some solar cells, the future may be fluorescent. Scientists at Yale have improved the ability of a promising type of solar cell to absorb light and convert it into electrical power by adding ...
May 09, 2013
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