Friday, September 17, 2010

Science News – Newsletter for September 17, 2010

Friday, September 17, 2010


Goa forest guards get motorbikes to check crime

PANAJI – Dealing with tiger poaching and illegal mining isn’t really a walk in the park. Perhaps that is why forest guards in Goa’s seven wildlife sanctuaries will now whiz through the woods on motorcycles to detect and check forest crime.

State Forest Minister Filipe Neri Rodrigues, who handed over 30 motorcycles to forest guards …. Original article on Gaea Times at  : Goa forest guards get motorbikes to check crime.

A good chat ‘may be enough to improve women’s sex lives’

LONDON – Women with low sex drive might only need to talk about their problems to improve their love life, according to a new study.

Scientists discovered that a third of women who talked with doctors about sexual dysfunction later reported a greater satisfaction with their sex lives.

The discovery was made after 200 women in the …. Original article  : A good chat ‘may be enough to improve women’s sex lives’.

Good memory may be key to happiness

LONDON – A good working memory could be the key to a happy and successful life, according to a new study.

Dr Tracy Alloway, from the University of Stirling in Scotland, and colleagues found that people with a good working memory are more likely to be optimistic and self-assured.

Those whose working memory was poor were …. Original source  : Good memory may be key to happiness.

For 80mn years, Tyrannosaurs were the size of humans

WASHINGTON – Tyrannosaurus rex might be known as those giant-sized dinosaurs, but for their first 80 million years, they were small-timers-no bigger than humans, say researchers.

Recent fossil finds-including six new tyrannosaur species last year alone-suggest that T. rex’s genus had a mysterious growth spurt relatively late in its lineage, according to a review of tyrannosaur …. Source  : For 80mn years, Tyrannosaurs were the size of humans.

New method uses tooth fossil chips to determine what our ancestors ate

WASHINGTON – Ever wondered our early mammalian ancestors were vegetarians, vegans or omnivores? Well, a new method that measures the size of chips in tooth fossils can now reveal the kinds of foods early humans consumed.

Prof. Herzl Chai of Tel Aviv University’s School of Mechanical Engineering, in collaboration with scientists from George Washington University and … Read the original article on Gaea Times at : New method uses tooth fossil chips to determine what our ancestors ate.

Himalayas were formed after Indian plate was pushed 500 kms under Tibet

WASHINGTON – In what has been called the largest collision in the world-when India rammed into the Eurasian continent-the Indian plate was pushed about 500 kilometers under Tibet, reaching a depth of 250 kilometers, a new method has revealed.

While the collision resulted into the world’s highest mountain range, but the tsunami in the Indian Ocean … Read more >>.

Fat stem cells for breast reconstruction safe when cancer is dormant

WASHINGTON – Researchers at the University of Pittsburgh School of Medicine has suggested that fat-derived stem cells can be safely used to aid reconstruction of breast tissue after mastectomy as long as there is no evidence of active cancer.

Plastic surgeons have long moved fat from one part of the body into the breasts for reconstruction, …. Source  : Gaea News Network.

Bacteria that may lead to inflammatory bowel disease identified

WASHINGTON – A study, led by Harvard School of Public Health researchers, has found that certain bacteria that inhabit the intestine provide the environmental trigger that initiates and perpetuates chronic intestinal inflammation in individuals who are genetically susceptible to inflammatory bowel disease (IBD).

Inflammatory bowel disease results from a loss of homeostasis, or balance, between the …. Read the original article  : Bacteria that may lead to inflammatory bowel disease identified.

Absence of father at home linked to early puberty in girls

WASHINGTON – A new research has shown that girls in homes without a biological father are more likely to hit puberty at an earlier age.

According to the new study led by researchers at the University of California, Berkeley’s School of Public Health, the absence of a biologically related father in the home predicted earlier breast …. Original article  : Absence of father at home linked to early puberty in girls.

Aid for maternal, newborn and child health doubled over 5yrs

LONDON – New statistics have revealed that the amount of official development assistance (ODA) to maternal, newborn and child health (MNCH) in developing countries has apparently doubled between 2003 and 2008, but its ratio to overall aid for health has remained static.

The US, UK, EU, GAVI and the Global Fund have made the largest absolute … Read more »».

Media coverage ‘cuts infection rate and pandemic extent’

WASHINGTON – Media is an effective tool to inform people about a disease pandemic and the steps that can be taken to avoid infection, scientists have suggested.

Two mathematical biologists at the Georgia Institute of Technology and Marshall University have said that during outbreaks of serious infectious diseases, many individuals closely follow media reports and as … Read more >>.

Millions risk life by texting while walking

LONDON – Millions of people are risking their lives by texting as they saunter along busy streets.

One in 10 mobile phone users sustains injuries because they fail to notice objects, lamp posts or cars, says Joanna Lumdsen of Aston University, UK.
Studies indicate that mobile phone texting uses up so much brain power, people simply …. Source  : Gaea News Network.

Bad breath, fart sniffer to hunt for life on Mars!

LONDON – If at all there’s life on Mars, we are more likely to smell it before we see it. A new study has suggested that a chemical involved in bad breath and flatulence in humans may lead us to alien microbes on the Red Planet.

The sulphur-containing molecule methyl mercaptan is naturally produced in significant …. Read the original article  : here.

Greek goddess of fortune found at Sussita

WASHINGTON – A wall painting of Tyche, the Greek goddess of fortune, was found during the 11th season of excavation at the Sussita site, on the east shore of the Sea of Galilee.

Another female figure was found during this season, of a maenad, one of the companions of the wine god Dionysus.

“It is interesting to …. Original article  : Greek goddess of fortune found at Sussita.

HIV’s ancestor much older than previously thought

WASHINGTON – A recent study has found that HIV’s ancestor that infect monkeys is thousand of years older than previously thought which implies that HIV is not likely to stop killing humans anytime soon.

The University of Arizona and Tulane University researchers stated that simian immunodeficiency virus, unlike HIV, does not cause AIDS in most of … Original article on : HIV’s ancestor much older than previously thought.

Avoiding exercise ‘can prematurely age your face’

SYDNEY – UK researchers have warned that avoiding exercise can prematurely age your face.

Researchers at the University of St Andrews created the images of how three people would look in five years, 10 years and 20 years if they did less than 30 minutes of moderate physical activity five times a week.

They also created … Read more >>>.

Light pollution screws up songbirds’ sex lives

WASHINGTON – Keeping the lights on when romance strikes is a definite mood-killer – when it comes to birds, says a new study.

In today’s increasingly urbanized world, the lights in many places are always on, and that’s having a real impact on the mating life of forest-breeding songbirds, according to researchers.

“In comparison to chemical and …. Original article on Gaea Times at  : Light pollution screws up songbirds’ sex lives.

Stress speeds up breast cancer progression in mice

WASHINGTON – Scientists recently found that chronic stress acts as a sort of fertilizer that feeds breast cancer progression, significantly accelerating the spread of disease in animal models.

Researchers at UCLA’s Jonsson Comprehensive Cancer Center have discovered that stress is biologically reprogramming the immune cells that are trying to fight the cancer, transforming them instead from …. Original article on Gaea Times at  : Stress speeds up breast cancer progression in mice.

Safari Park visitors served food meant for animals

LONDON – Visitors at a Safari Park in Britain were given food that was intended for animals, a media report said Friday.

Daily Express reported that sacks of potatoes and onions were donated as fodder by an overstocked company. It, however, ended up on the platter of visitors at Woburn Safari Park in Milton Keynes, Bedfordshire. … Original source on Gaea Times at : Safari Park visitors served food meant for animals.

Brain molecule gives cocaine addiction clue

WASHINGTON – Those who have used cocaine are more prone to becoming addicted, even after long drug-free periods. And now, researchers have found the reason behind such relapses.

Researchers at Linkoping University and their colleagues can point to a specific molecule in the brain as a possible target for treatment to prevent relapses.

Drugs are addictive … Original source on Gaea Times at : Brain molecule gives cocaine addiction clue.

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