News tagged with size
UCLA life scientists view biodiversity through a whole new dimension
(Phys.org) -- How can blue whales, the largest animals on the planet, survive by feeding on krill, shrimp-like creatures that are the size of a penny? According to UCLA life scientists, it's all a matter of ...
May 31, 2012 |
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Hacking code of leaf vein architecture solves mysteries, allows predictions of past climate
(Phys.org) -- UCLA life scientists have discovered new laws that determine the construction of leaf vein systems as leaves grow and evolve. These easy-to-apply mathematical rules can now be used to better ...
May 23, 2012 |
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Big-mouthed babies drove the evolution of giant island snakes
Some populations of tiger snakes stranded for thousands of years on tiny islands surrounding Australia have evolved to be giants, growing to nearly twice the size of their mainland cousins. Now, new research ...
May 15, 2012 |
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Foxtail millet genome sequence completed
BGI, in cooperation with Zhangjiakou Academy of Agricultural Science, has completed the genome sequence and analysis of foxtail millet (Setaria italica), the second-most widely planted species of millet. This study provid ...
May 13, 2012 |
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Whale population size, dynamics determined based on ancient DNA
Estimates of whale population size based on genetics versus historical records diverge greatly, making it difficult to fully understand the ecological implications of the large-scale commercial whaling of the 19th and early ...
May 09, 2012 |
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Eye size determined by maximum running speed in mammals
Maximum running speed is the most important variable influencing mammalian eye size other than body size, according to new research from The University of Texas at Austin.
May 02, 2012 |
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Cod has a key role in the whole Baltic Sea
A new investigation put in evidence the key role of cod as regulator of the whole Baltic Sea ecosystem. The study shows that when the cod population in the central Baltic increases, it spreads into larger ...
Apr 18, 2012 |
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Ticks can adapt to the Spain's climatic diversity
Carnivores in the Iberian Peninsula, such as the Iberian lynx, are under an increasingly serious threat: ticks that can adapt to changing climatic conditions and that can even survive in extremely arid environments. ...
Mar 29, 2012 |
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Kazakhstan sounds alarm over dying Caspian seals
The Kazakhstan government and environmentalists Tuesday sounded the alarm over the declining numbers of endangered Caspian seals after 35 animals were found dead over the weekend.
Mar 27, 2012 |
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Rare supercell thunderstorm in Hawaii produces record size hailstone
(PhysOrg.com) -- A March 9 thunderstorm that struck the island of Oahu produced unusually large hailstones, one of which measured over four inches long, a record for the state which rarely sees hail at all. ...
Space & Earth / Earth Sciences
Mar 27, 2012 |
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All-inorganic nanocrystals boost infrared emission
New chemistry has been developed to integrate lead chalcogenide nanocrystals into continuous inorganic matrices of chalcogenide glasses. Inorganic capping, rather than conventional organic capping ligands, ...
Nanotechnology / Nanomaterials
Mar 14, 2012 |
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New measuring techniques can improve efficiency, safety of nanoparticles
Using high-precision microscopy and X-ray scattering techniques, University of Oregon researchers have gained eye-opening insights into the process of applying green chemistry to nanotechnology that results in high yields, ...
Nanotechnology / Bio & Medicine
Feb 28, 2012 |
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Researchers create first large-scale model of human mobility that incorporates human nature
For more than half a century, many social scientists and urban geographers interested in modeling the movement of people and goods between cities, states or countries have relied on a statistical formula called ...
Feb 27, 2012 |
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Research reveals evolution of earliest horses was driven by climate change, global warming affected body size
When Sifrhippus, the earliest known horse, first appeared in the forests of North America more than 50 million years ago, it would not have been mistaken for a Clydesdale. It weighed in at around 12 pounds ...
Feb 23, 2012 |
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Toshiba manufactures 19nm generation NAND Flash Memory with world's largest density, smallest die size
Toshiba Corporation today announced breakthroughs in NAND flash that secure major advances in chip density and performance. In the 19 nanometer generation, Toshiba has developed a 3-bit-per-cell 128 gigabit (Gb) chip with ...
Feb 23, 2012 |
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