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News articles about "Scientific"

New study predicts rising irrigation costs, reduced yields for US corn

Water, Water, Water
If the climate continues to evolve as predicted by the Intergovernmental Panel on Climate Change the United States stands little to no chance of satisfying its current biofuel goals according to a new study by ... - Read More

Elevated carbon dioxide making arid regions greener

Carbon, Carbon dioxide, Carbon dioxide, carbon
Scientists have long suspected that a flourishing of green foliage around the globe observed since the early 1980s in satellite data springs at least in part from the increasing concentration of carbon dioxide in Earth's ... - Read More

Even with defects, graphene is strongest material in the world

Material, Material
In a new study published in Science Columbia Engineering researchers demonstrate that graphene even if stitched together from many small crystalline grains is almost as strong as graphene in its perfect crystalline form This work ... - Read More

Biologists take snapshot of fleeting protein process

Protein, Protein, protein
Structural biologists from Rice University and Baylor College of Medicine BCM have captured the first three dimensional crystalline snapshot of a critical but fleeting process that takes place thousands of times per second in each ... - Read More

Land-based carbon offsets: False hope? Forest and soil carbon is important, but does not offset fossil fuel emissions

Carbon, carbon
Leading world climate change experts have thrown cold water on the idea that planting trees can offset carbon dioxide emissions from fossil fuels Professor Brendan Mackey of Griffith University Climate Change Response Program is the ... - Read More

Global warming caused by CFCs, not carbon dioxide, researcher claims in controversial study

Carbon, Global warming, Carbon dioxide, Carbon dioxide, Global warming, carbon
Chlorofluorocarbons CFCs are to blame for global warming since the 1970s and not carbon dioxide according to a researcher from the University of Waterloo in a controversial new study published in the International Journal of ... - Read More

Discovery by physicists furthers understanding of superconductivity: Experiments show Zhang-Rice singlet state in different class of materials

Physicists at the University of Arkansas have collaborated with scientists in the United States and Asia to discover that a crucial ingredient of high temperature superconductivity could be found in an entirely different class of ... - Read More

Diamonds, nanotubes find common ground in graphene

Diamond
What may be the ultimate heat sink is only possible because of yet another astounding capability of graphene The one atom thick form of carbon can act as a go between that allows vertically aligned ... - Read More

Shape-shifting nanoparticles flip from sphere to net in response to tumor signal

tumor
Scientists at the University of California San Diego have designed tiny spherical particles to float easily through the bloodstream after injection then assemble into a durable scaffold within diseased tissue An enzyme produced by a ... - Read More

Crystal-clear method for distinguishing between glass and fluids

Glass, Crystal
Many solids are produced from melting Depending on how quickly they cool off invariably internal tensile stresses begin to build up One example are Prince Rupert's Drops or Dutch tears you can hit their thick ... - Read More

Stitching defects into world’s thinnest semiconductor

Semiconductor, Semiconductor, Semiconductor
In pioneering new research at Columbia University scientists have grown high quality crystals of molybdenum disulfide MoS2 the world's thinnest semiconductor and studied how these crystals stitch together at the atomic scale to form continuous ... - Read More

Spheres can form squares

Surface tension
Everybody who has tried to stack oranges in a box knows that a regular packing of spheres in a flat layer naturally leads to a hexagonal pattern where each sphere is surrounded by six neighbours ... - Read More

Vast methane-based ecosystem uncovered

Methane, Methane, Ecosystem, Ecosystem
A marine research expedition sponsored by the U S Bureau of Ocean Energy Management BOEM and the National Oceanic and Atmospheric Administration NOAA has led to the discovery of perhaps the world's largest methane cold ... - Read More

Unique method creates correct mirror image of molecule

Molecule, molecule
Many molecules have a right and a left form just like shoes In pharmaceuticals it is important that the correct form of the molecule is used Researchers at the University of Gothenburg Sweden have been ... - Read More

Better understanding of water's freezing behavior at nanoscale

The results of a new study led by George Washington University Professor Tianshu Li provide direct computational evidence that nucleation of ice in small droplets is strongly size dependent an important conclusion in understanding water's ... - Read More

X-ray tomography of living frog embryo

X-ray
Classical X ray radiographs provide information about internal absorptive structures of organisms such as bones Alternatively X rays can also image soft tissues throughout early embryonic development of vertebrates Related to this a new X ... - Read More

Beautiful 'flowers' self-assemble in a beaker

Beaker
Spring is like a perhaps hand wrote the poet E E Cummings carefully moving a perhaps fraction of flower here placing an inch of air there without breaking anything With the hand of nature trained ... - Read More

Carbon in a twirl: The science behind a self-assembled nano-carbon helix

Carbon, carbon
Nanotechnology draws on the fabrication of nanostructures Scientists have now succeeded in growing a unique carbon structure at the nanoscale that resembles a tiny twirled moustache Their method might lead the way to the formation ... - Read More

Cotton offers a new ecologically friendly way to clean up oil spills

Clean up
With the Deepwater Horizon disaster emphasizing the need for better ways of cleaning up oil spills scientists are reporting that unprocessed raw cotton may be an ideal ecologically friendly answer with an amazing ability to ... - Read More

Water governs cell movement: Aquaporins play key role, new research finds

cell, cell
Water gives life Researchers at Linköping University in Sweden now show how the cells in our bodies are driven mainly by water power a discovery that in the long run opens the way for a ... - Read More
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