Leaves come in all shapes and sizes. Scientists have discovered simple rules that control leaf shape during growth. Using this 'recipe', they have developed the first computer model able to accurately emulate ...
Mar 01, 2012
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One of the few reliable ways to extend an organism's lifespan, be it a fruit fly or a mouse, is to restrict calorie intake. Now, a new study in fruit flies is helping to explain why such minimal diets are ...
Nov 02, 2011
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An international team of researchers led by investigators in the U.S. and Germany has shed light on the inner workings of the endocycle, a common cell cycle that fuels growth in plants, animals and some human tissues and ...
Oct 30, 2011
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Research published in the Plant Cell shows that the spiral pattern of leaf formation from the point of growth affects the developing leaf's exposure to the plant hormone auxin; This exposure leads to measurable ...
Jun 22, 2012
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Studying self-replicating genetic units, called plasmids, found in one of the world's widest-ranging pathogenic soil bacteria -- the crown-gall-disease-causing microorganism Agrobacterium tumefaciens -- Ind ...
Feb 01, 2012
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Dodder vines are parasitic plants that suck water, nutrients and information from other plants as they spread over them. Plant biologists at the University of California, Davis, have now shown that they can make plants resistant ...
Jul 24, 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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An international team of scientists, including biologists from the University of North Carolina at Chapel Hill, may have pinpointed for the first time the mechanism responsible for cell polyploidy, a state ...
Nov 01, 2011
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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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(PhysOrg.com) -- Last week, the Gemasolar power plant near Seville, Spain, became the first commercial solar thermal power plant to supply uninterrupted power for a full 24 hours, according to builders Torresol ...
Jul 11, 2011
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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 ...
Oct 25, 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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(Phys.org)—New research from North Carolina State University provides molecular-level insights into how cellulose – the most common organic compound on Earth and the main structural component of plant ...
Dec 14, 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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All of us use water and in the process, a lot of it goes to waste. Whether it goes down drains, sewers or toilets, much of it ends up at a wastewater treatment plant where it undergoes rigorous cleaning before it flows back ...
Aug 22, 2011
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