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Posts tagged: number

The More Someone Smokes, The Smaller The Number Of Grey Cells

October 28, 2010
Scientists of the Charité Berlin and of PTB confirm: Smokers have a thinner cerebral cortexIs there a relation between the structure of specific regions of the brain and nicotine dependence? This is the question researchers of the Charité - Universitätsmedizin Berlin and of the Physikalisch-Technische Bundesanstalt (PTB) Berlin have been ...

Number Of Synapses Shown To Vary Between Night And Day In Stanford Study Of Zebrafish

October 7, 2010
With the help of tiny, see-through fish, Stanford University School of Medicine researchers are homing in on what happens in the brain while you sleep. In a new study, they show how the circadian clock and sleep affect the scope of neuron-to-neuron connections in a particular region of the brain, ...

Number of synapses shown to vary between night and day, zebrafish study finds

October 7, 2010
With the help of tiny, see-through fish, researchers are homing in on what happens in the brain while you sleep. In a new study, they show how the circadian clock and sleep affect the scope of neuron-to-neuron connections in a particular region of the brain, and they identified a gene ...

Limited number of Streptococcus pneumoniae serotypes cause most invasive pneumococcal disease

October 6, 2010
Contrary to current thinking, the group of serotypes of Streptococcus pneumoniae responsible for most invasive pneumococcal disease worldwide is conserved across regions, according to new research.

Collective intelligence: Number of women in group linked to effectiveness of cooperation in solving difficult problems

September 30, 2010
Researchers document the existence of collective intelligence among groups of people who cooperate well, showing that such intelligence extends beyond the cognitive abilities of the groups' individual members, and that the tendency to cooperate effectively is linked to the number of women in a group.

Number Of Known Plant Species Reduced By 600,000

September 21, 2010
Experts in Britain and the United States are working to create an accurate record of the world's known plant species, and have so far reduced the global inventory by some 600,000 species.Many of the previously recorded species were duplicates, said the researchers, who expect the final number of species appearing ...

Lightweight true random number generators a step closer

September 21, 2010
The widespread use of true random number generators has taken a step closer following the creation of the most lightweight designs to date.

Lightweight True Random Number Generators A Step Closer

September 21, 2010
The widespread use of true random number generators (TRNGs) has taken a step closer following the creation of the most lightweight designs to date by researchers at Queen's University Belfast's Institute of Electronics, Communications and Information Technology (ECIT).Members of the Institute's cryptography research team have produced a series of circuits ...

Record Number of Hurricane Hunters Swarm Karl

September 18, 2010
For the first time, three NASA planes hit a hurricane together.

New target in polycystic kidney disease: Experimental drug decreases size and number of cysts in animal model

September 13, 2010
In work suggesting a new approach to treating polycystic kidney disease, a leading cause of kidney failure, researchers were able to block the formation of fluid-filled cysts, the hallmark of the disease, in a mouse model.

Kids’ Mental Number Lines Reveal Math Memory

September 11, 2010
Number lines show how well kids understand math concepts.

Child’s ‘mental number line’ affects memory for numbers

September 9, 2010
As children in Western cultures grow, they learn to place numbers on a mental number line, with smaller numbers to the left and spaced further apart than the larger numbers on the right. Then the number line changes to become more linear, with small and large numbers the same distance ...