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Technology News on September 1, 2011

Humans 'used advanced tools 1.8 mln yrs ago'
Homo erectus, a precursor to modern humans, was using advanced tool making methods in East Africa 1.8 million years ago, at least 300,000 years earlier than previously thought, according to a new study. ANI

Potatoes 'can lower BP without piling on pounds'
Scientists have found that just a couple servings of potatoes a day reduces blood pressure almost as much as oatmeal without causing weight gain. ANI

Like humans, monkeys too know how to spend money and are aware of bargain hunting
Like humans, monkeys also know how to spend money and even know how to find a bargain, according to researchers. ANI

Longer initial paramedic CPR after cardiac arrest provides no benefit
A new study has shown that extending the period of initial cardiopulmonary resuscitation (CPR) by paramedics and firefighters from one to three minutes, provides no benefit. ANI

Profusion of blood vessels cause Alzheimer's disease
University of British Columbia scientists have suggested that a profusion of blood vessels may have led to Alzheimer's disease destroying the brain. ANI

Researchers 'to recreate artificial volcano to cool planet'
Field test by British academics have marked first step towards recreating an artificial volcano that would inject particles into the stratosphere and cool the planet. ANI

Bedrock nitrogen could help counter climate change
The ability of forest trees to tap into nitrogen found in rocks can boost their own growth and enable them to pull more carbon dioxide from the atmosphere, according to a new study. ANI

'Thermal ablation is safe to treat lung cancer'
A research has supported the use of ablation procedures for the treatment of lung cancer. ANI

Hubble movie captures footage of young stars ejecting supersonic jets
Astronomers have collected enough high resolution images of stellar jets for over a 14-year period through the NASA/ESA Hubble Space Telescope to stitch together time-lapse movies of the birth pangs of new stars. ANI

How white blood cell promotes growth and spread of cancer
A particular white blood cell plays a direct role in the development and spread of cancerous tumours, scientists at The Scripps Research Institute have shown. ANI

New guidelines suggest immunization can thwart pneumonia in children
New guidelines from the Pediatric Infectious Diseases Society (PIDS) and the Infectious Diseases Society of America (IDSA) have highlighted that immunizations, including a yearly flu vaccine, are the best way to protect children from life-threatening pneumonia. ANI

Implantable oxygen generators could boost cancer treatment
Researchers have created and tested miniature devices that can be implanted in tumours to generate oxygen, boosting the killing power of radiation and chemotherapy. ANI

Cutting soot emissions 'fastest, cheapest way to slow global warming'
Cutting soot emissions from diesel engines and other sources could be the fastest, and most economical way to slow global warming, a US scientist has said. ANI

Parents' supportive attitude can improve their kid's homework motivation
A new study has suggested that parents need to change their own attitude and behaviour if they want to improve their child's motivation to complete homework. ANI

Indian-origin sculptor behind the iconic London Olympic tower
An Indian-origin sculptor together with a structural engineer have designed an innovative tower that challenges conventions in engineering and design to commemorate the 2012 Olympic games in London. ANI

Why we lose sleep as we age
A natural yellowing of the eye lens that absorbs blue light, discolours with age, which significantly increases the risk of developing sleep disorders, according to a new study. ANI

Abnormal 'dosage' of genes behind extreme thinness
In what is the first finding of a genetic cause for extreme thinness, scientists have found that people with extra copies of certain genes are much more likely to be very skinny. ANI

Breastfeeding mums become 'mama bears' to protect babies
Women who breast-feed are far more likely to show "mama bear" behaviour - aggressively protecting their infants and themselves - than women who bottle-feed their babies or non-mothers, according to a new study. ANI

Blood protein that cause ageing in brains of mice identified
Researchers from Stanford University School of Medicine have discovered that giving old mice blood from their younger counterparts result in a three-fold increase in the number of brain cells critical to memory and learning. ANI

Trusting your neighbours could improve your health
Increasing trust in neighbours is associated with better self-reported health, according to a new study from the University of Missouri. ANI

Soon, world's first test tube burger that 'could replace' real meat
Scientists are under work to produce the world's first test tube burger that could replace real meat. ANI

Now, cooking gas to be produce from leftover curries
A groundbreaking venture is set to make the best use of leftover curries, by using it to help produce enough gas to supply more than 1,400 homes. ANI

Coming soon! Mobile phones that won't need towers
Adelaide's Flinders University is developing a mobile phone communications system that won't need towers. ANI

Smoking 'ups sex hormones, disease risk in postmenopausal women'
A new study has found that postmenopausal women who smoke have higher levels of sex hormones and run a higher risks of falling prey to chronic diseases than their non-smoking counterparts. ANI

Critical life course events may contribute to health, cognition in later life
A study has suggested that critical life course events and experiences - in both youth and middle adulthood - may contribute to health and cognition in later life. ANI

Video games may up kids' identity theft risk
With the gaining popularity of online video gaming, chances are that you your child is putting his or her own identity, as well as yours, at risk, according to an expert. ANI

'Patient's own bone marrow stem cells safe to treat acute stroke'
Results of a groundbreaking Phase I trial at the University of Texas Health Science Center at Houston (UTHealth) have indicated that using a patient's own bone marrow stem cells to treat acute stroke is feasible and safe. ANI

Now, genetically modified viruses join fight to destroy cancer cells
Viruses that have been genetically modified are the latest weapons to join the fight to destroy cancer cells. ANI

NASA's Chandra identify nearest pair of super massive black holes
The first pair of super massive black holes in a spiral galaxy similar to the Milky Way has been discovered by astronomers using NASA's Chandra X-ray Observatory. ANI

Solar power 'major culprit behind lead pollution in developing countries'
A new report has suggested that solar power is mainly responsible for lead emissions in the developing countries. ANI

Why promiscuous female birds mate outside their social pair
A team led by an Indiana University biologist has learned about promiscuous female birds and why they mate outside their social pair. ANI

Dad's stress 'is passed to his unborn child behaviourally'
Most work to date has focused on maternal effects on unborn child. However, a new study has investigated paternal effects, and found that fathers exposed to chronic stress passed those stress behaviors to their offspring. ANI

New saliva test could help determine risks for cancer
Scientists have found a new saliva test that can measure the amount of potential carcinogens stuck to a person's DNA, interfering with the action of genes involved in health and disease. ANI

Extremely metal-poor star that shouldn't exist found in the constellation of Leo
Scientists have discovered a faint star called SDSS J102915+172927, which have the lowest amount of metals of all stars yet studied, in the constellation of Leo (The Lion). ANI

'Toxic' sea bacteria by-product modified to use as potential cancer drug
A toxic chemical produced by tiny marine microbes have been modified and successfully deployed against laboratory models of colon cancer, according to researchers at the University of Florida. ANI

Abnormal meteorological event caused 2010 Russian fires, Pakistan floods
A single meteorological event might have led to two of the most destructive natural disasters of 2010 that occurred 1,500 miles apart - the extreme Russian fires and the heavy Pakistan floods - a new NASA study has suggested. ANI

Bacterial resistance to antibiotics has prevailed for at least 30,000 years
Scientists at McMaster University have found that bacterial resistance to antibiotics is a natural phenomenon that predates the modern clinical antibiotic use. ANI

Weak jaws, inability to kill large prey may have hastened Tasmanian tiger's extinction
A new study has suggested that the extinction of Australia's iconic thylacine, or Tasmanian tiger, may have been pushed forward due to its weak jaw bones, which prevented it from killing large prey. ANI

First lizard genome sequence to shed light on vertebrate evolution
Researchers have sequenced the genome of green anole lizard that may offer insights into how the genomes of humans, mammals, and their reptilian counterparts have evolved since mammals and reptiles parted ways 320 million years ago. ANI

Doctors' and nurses' uniforms contain potentially dangerous bacteria
A team of researchers has found that uniforms of hospital nurses and doctors contain potentially dangerous bacteria majority of the time. ANI

Older, heavier women have fewer hot flashes than leaner counterparts
A recent study has revealed that among women aged 60 and above, the heavier a woman is, the fewer the hot flashes she experiences as compared to her leaner counterparts. ANI

Secret to faster way of boarding airplanes unveiled
Researchers have now come up with a new method that could halve the time needed to board airplanes. ANI

Two-way communication system with dolphins may help us talk to extraterrestrials
Florida researchers are hoping to develop a common language with dolphins that may help us talk to extraterrestrials. ANI

Lawsuit claims Microsoft 'intentionally' designed phone software to track users
Tech company Microsoft intentionally designed a mobile software to track its users without their consent, it has emerged. ANI

New way to 'tame' malaria parasite identified
Researchers at the Stanford University School of Medicine and the University of California-San Francisco have developed a novel technique to "tame" the malaria parasite, by forcing it to depend on an external supply of a vital chemical. ANI

Prehistoric skull unearthed in Nice
A fraction of a prehistoric skull, which is believed to be 170,000 years old, has been unearthed in Nice. ANI

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