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Using the size of guard cells in fossil plants to predict how much DNA each cell contained (the genome size), researchers have discovered that variations in genome sizes over geological time correlate with atmospheric carbon ...
Biotechnology
Oct 25, 2012
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A report at the 2012 Annual Meeting of the Society of Vertebrate Paleontology in Raleigh, North Carolina, explores the idea that the evolution of flowering plants (angiosperms) during the Cretaceous Period had a profound ...
Plants & Animals
Oct 23, 2012
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(Phys.org)—Petrol from air at first glance from this week's headlines, claiming scientists have turned fresh air into petrol, looked as if this was yet another over the top claim about a killer solution to solve the environmental ...
In 1990, Northeastern lakes were becoming more acidic, threatening fish and other aquatic life and conjuring images of a future where lakes—even those in remote wilderness—were barren.
Environment
Sep 21, 2012
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(Phys.org)—A discovery at The University of Western Australia that microbes helped shape rare spheres of iron-oxide on Earth may aid the newly landed Curiosity Rover in its search for the first verifiable signs of extra-terrestrial ...
Space Exploration
Sep 12, 2012
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With cyanobacteria, carbon dioxide and sunlight, a team of University of Wisconsin-Madison engineers aims to create a sustainable alternative source of commodity chemicals currently derived from an ever-decreasing supply ...
Materials Science
Aug 24, 2012
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One of the most pressing scientific challenges facing the United States and the world is reducing greenhouse gas emissions. Compounding that challenge is the fact that power plants burning fossil fuels account for more than ...
Engineering
Aug 20, 2012
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(Phys.org) -- When it comes to reducing the impact of the energy we use to cool our homes and power our computers, one option is to remove gaseous carbon dioxide (CO2), pump it into underground reservoirs, and have it become ...
Earth Sciences
Aug 8, 2012
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(Phys.org) -- Carbon dioxide is the primary greenhouse gas emitted through human activities, such as the combustion of fossil fuels for energy and transportation, and it is widely accepted that it is one of the primary greenhouse ...
Polymers
Aug 1, 2012
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When it came to eating, an upright, 2-million-year-old African hominid had a diet unlike virtually all other known human ancestors, says a study led by the Max Planck Institute of Evolutionary Anthropology in Leipzig, Germany ...
Archaeology
Jun 27, 2012
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