29/10/2010

Understanding coronal mass ejections

(PhysOrg.com) -- The corona of the sun is the hot (over a million kelvin), gaseous outer region of its atmosphere. The corona is threaded by intense magnetic fields that extend upwards from the surface in loops that are twisted ...

EU sticks to 20-percent carbon cuts

The European Union on Friday gave notice it was not prepared to go beyond a planned 20-percent cut in greenhouse-gas emissions ahead of next month's UN climate talks in Cancun, Mexico.

Troubled islands: Hurricanes, oil spill and sea level rise

The islands flanking the outlet of the Mississippi River are not only facing losses due to sea level rise and local subsidence, according to one study, but new unknown impacts from oil recovery operations, say researchers ...

Raising giant insects to unravel ancient oxygen

The giant dragonflies of ancient Earth with wingspans of up to 70 centimeters (28 inches) are generally attributed to higher oxygen atmospheric levels in the atmosphere in the past. New experiments in raising modern insects ...

Newly discovered gene enables fish to 'disappear'

Researchers led by Vanderbilt's Roger Cone, Ph.D., have discovered a new member of a gene family that has powerful influences on pigmentation and the regulation of body weight.

Is the shape of a genome as important as its content?

If there is one thing that recent advances in genomics have revealed, it is that our genes are interrelated, "chattering" to each other across separate chromosomes and vast stretches of DNA. According to researchers at The ...

NVIDIA GPUs power world's fastest supercomputer

(PhysOrg.com) -- NVIDIA has built the worldэs fastest supercomputer using 7,000 of its graphics processor chips. With a horsepower equivalent to 175,000 laptop computers, its sustained performance is equivalent to 2.5 ...

Take-Two CEO steps down to travel with family

(AP) -- Take-Two Interactive Software Inc., the company responsible for popular video games such as the "Grand Theft Auto" series, said Friday that the CEO hired to turn the company around has stepped down to travel in Asia ...

Parents' effort key to child's educational performance

A new study by researchers at the University of Leicester and University of Leeds has concluded that parents' efforts towards their child's educational achievement is crucial – playing a more significant role than that ...

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