(Phys.org)—Scientists have discovered 100 million-year-old regions in the DNA of several plant species which could hold secrets about how specific genes are turned 'on' or 'off'.
Dec 05, 2012
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Plants grow upward from a tip of undifferentiated tissue called the shoot apical meristem. As the tip extends, stem cells at the center of the meristem divide and increase in numbers. But the cells on the periphery differentiate ...
Dec 03, 2012
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(Phys.org)—University of the West of England scientists have unveiled a robot that uses an unusual source of power - human poo.
Nov 29, 2012
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Picture two charged particles in a vacuum. Thanks to laws of elementary electrostatics, we can easily calculate the force these particles exert upon one another, and therefore predict their movements.
Nov 28, 2012
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(Phys.org)—Scientists at the U.S. Department of Energy's National Renewable Energy Laboratory (NREL) and the BioEnergy Science Center (BESC) combined different microscopic imaging methods to gain a greater understanding ...
Nov 27, 2012
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With increasing demands for sustainable energy, being able to cost-efficiently produce biofuels from plant biomass is more important than ever. However, lignin and hemicelluloses present in certain plants ...
Nov 26, 2012
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An unexpected source of new, clean energy has been found: the Plant-Microbial Fuel Cell that can generate electricity from the natural interaction between living plant roots and soil bacteria. The technique already works ...
Nov 23, 2012
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The first detailed analysis of a WA native carnivorous plant by a group of German scientists has confirmed the presence of a unique mechanism for trapping prey.
Nov 22, 2012
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For the first time, scientists at Fred Hutchinson Cancer Research Center have defined key events that take place early in the process of cellular aging.
Nov 21, 2012
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(Phys.org)—Scientists at The University of Manchester have identified how a plant hormone can affect the rate of cell division in vascular tissue in plants. The findings demonstrate how the hormone controls ...
Nov 14, 2012
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(Phys.org)—After cellulose, xylan is the most abundant biomass material on Earth, and therefore represents an enormous potential source of stored solar energy for the production of advance biofuels. A major ...
Nov 12, 2012
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The timing of flowering in plants is critical. It can have profound effects on flower, fruit, and seed production, and consequently agricultural yields. This process is known to depend on daylight and temperature ...
Nov 11, 2012
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The doctoral dissertation of Milja Vepsäläinen, M.Sc. (microbiology), prepared at the Finnish Environment Institute, involved developing a test pattern designed to measure soil biological diversity. The ...
Nov 09, 2012
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MicroRNAs are essential regulators of the genetic program in multicellular organisms. Because of their potent effects, the production of these small regulators has itself to be tightly controlled. That is ...
Nov 08, 2012
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Biologists may have unearthed the potential to manipulate the functions of chloroplasts, the parts of plant cells responsible for photosynthesis.
Nov 01, 2012
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