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Technology News on March 15, 2012

How teenage galaxies feed themselves
Astronomers have known for quite some time that the earliest galaxies were considerably smaller than the impressive spiral and elliptical galaxies that now fill the Universe. ANI

Brit kids spend 353 hours a year using gadgets
On average, British children are spending almost an hour a day playing with gadgets at home, a new study has found. ANI

Mechanism that allows salmonella to avoid body's immune response identified
How salmonella, a bacterium found in contaminated raw foods that causes major gastrointestinal distress in humans, thrives in the digestive tract despite the immune system's best efforts to destroy it has been discovered. ANI

Telescopes offer rare peek at early stage of star births
Using radio and infrared telescopes, astronomers have captured the first tantalizing look at a key early stage in star formation. ANI

Motivation to be active may lead to impulsive behaviour
People primed with words suggesting action are more likely to make impulsive decisions that undermined their long-term goals, according to a new study. ANI

CO2 emissions 'making us all fatter'
Carbon dioxide (CO2) in the atmosphere is being blamed for global warming issues - but it may also be making us all fatter, a Danish researcher has suggested. ANI

Swimming robots break world distance record in Pacific
Four robots have set a new distance world record, swimming more than 3,200 nautical miles or 5,926 kilometers across the Pacific Ocean. ANI

Dark matter 'stretched out like gigantic football' in elusive galaxy cluster
Scientists have mapped the distribution of dark matter in a galaxy cluster named Abell 383, which is located nearly about 2.3 billion light years from Earth. ANI

Rodent-like creatures with highly complex teeth coexisted with dinosaurs
Scientists have revealed that rodent-like creatures called multituberculates, flourished during the last 20 million years of the dinosaurs' reign and survived their extinction 66 million years ago. ANI

Seeing food pics affects our taste perception
Researchers say just looking at images of food can change our taste experience. ANI

Loss of appetite decoded in brain cell circuit
Scientists have dissected a brain circuit that controls feeding and mediates the loss of appetite. ANI

Why moon did not always look like it does now
Scientists have released two new videos, which takes viewers through the moon's evolutionary history, and reveals how it came to appear the way it does today. ANI

Crocodiles have strongest bite of any living animal
Crocodiles can kill with the strongest bite force measured for any living animal, researchers say. ANI

Ob-Gyns can play key role in reducing effects of environmental toxicants
Researchers call for more active role of obstetricians, gynecologists and other reproductive health providers in preventing negative health impacts of environmental chemicals on women and babies. ANI

Sharpest teeth of all time invisible without microscope
The tiny teeth of a long-extinct vertebrate - with tips only one twentieth the width of a human hair - have created the record for being the sharpest dental structures ever known, according to a new study. ANI

New human species found in China caves
Researchers have discovered fossils of a previously unknown group of Stone Age people from two caves in south-west China, which give an unusual glimpse of a recent stage of human evolution with startling implications for the early peopling of Asia. ANI

Chlorinated silk kills disease-causing bacteria within minutes
Scientists including one of an Indian origin has converted ordinary silk into a fabric that kills disease-causing bacteria - even the armour-coated spores of microbes like anthrax - in minutes, with a simple, inexpensive dip-and-dry treatment. ANI

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