Newest Science News Blog 20170918

Eleven new studies suggest 'power poses' don't work
Wave of scientific studies suggest that power poses do not improve your life
Incidence of acute myocardial infarction may increase the day after Asian dust exposure
Epidemiological study by Japanese researchers shows that Asian desert sand is associated with the onset of myocardial infarction
Half-a-billion-year-old fossils shed light animal evolution on earth
Scientists have discovered traces of life more than half-a-billion years old that could change the way we think about how all animals evolved on earth.
The evolutionary origin of the gut
How did the gut, the skin and musculature evolve? This question concerns scientists for more than a century.
Scientists list 50 terms you may be confusing
Envy vs. jealousy, disease vs. illness and 48 more terms that seem to be the same but aren't
Clinical trials often unregistered, unpublished
An analysis of more than 100 clinical trials found that they were often unregistered, unpublished and had discrepancies in the reporting of primary outcomes, according to a study published by JAMA.
Expensive drug driving up Medicare expenditures without evidence of greater efficacy
Over $1 billion spent in 5 years on a drug not proven more effective than much less expensive corticosteroids
Cold region 'tipping point' now inevitable
The decline of cold regions called periglacial zones is now inevitable due to climate change, researchers say.
How liver cancer develops
Discovery of a major mechanism in the development of liver cancer
Body's own defense against ALS actually drives disease progression at later stages
Findings in mice underscore complexity of deadly neurological disease; lay foundation for therapies that could eventually prevent onset of ALS
First research to suggest scratching may have evolved as a communication tool to help social cohesion
Looking stressed can help keep the peace
What Does It Cost to Create a Cancer Drug? Less Than You’d Think
What does it really cost to bring a drug to market?
When ancient fossil DNA isn't available, ancient glycans may help trace human evolution
Ancient DNA recovered from fossils is a valuable tool to study evolution and anthropology.
Ethnic diversity in schools may be good for students' grades, study suggests
Early adolescents' grades were higher when they socialized with peers from other ethnicities, according to the findings of a University of California, Davis, study that looked at the lunching habits of more than 800 sixth-graders in three states.
Western researchers reverse the negative effects of adolescent marijuana use
Researchers at Western University have found a way to use pharmaceuticals to reverse the negative psychiatric effects of THC, the psychoactive chemical found in marijuana.
'Superbug' bacteria gang up on us, fueled by antibiotic use, nursing home study suggests
Understanding the ecosystem of multidrug-resistant bacteria, and how antibiotics affect them, could lead to better infection prevention
Kawasaki Disease: High- or Low-Dose Aspirin?
High- vs Low-Dose Aspirin for Treatment of Kawasaki Disease
Oysters Can Get Herpes, And It's Killing Them
A deadly virus threatens to decimate oyster populations around the world
More pregnant women to get Group B Strep treatment
All pregnant women who go into labour too soon should be given antibiotics to protect their baby from a potentially deadly infection called Group B Strep (GBS), say new guidelines.
Type 2 diabetes is a reversible condition
A body of research putting people with Type 2 diabetes on a low calorie diet has confirmed the underlying causes of the condition and established that it is reversible.
Asthma drug from the garden center
Researchers at the University of Bonn test a substance from the leaves of a common ornamental plant
Brain rewiring in Parkinson's disease may contribute to abnormal movement
The brain's own mechanisms for dealing with the loss of dopamine neurons in Parkinson's disease may be a source of the disorder's abnormal movement, according to a Northwestern Medicine study published in Neuron.
Ebola, Zika & More: How Many Viruses Can Get into Men's Semen?
At least 27 viruses can make their way into human semen
Climate Change Threatens the World’s Parasites (That’s Not Good)
As many as one in three parasite species may go extinct in the
next century, a new study finds, which is not cause for celebration.
Could interstellar ice provide the answer to birth of DNA?
Researchers at the University of York have shown that molecules brought to earth in meteorite strikes could potentially be converted into the building blocks of DNA.
Is the Alzheimer's gene the ring leader or the sidekick?
A lesser known gene, TOMM40, appears to have significant influence on late-life development of dementia and Alzheimer's
SIDS research confirms changes in babies' brain chemistry
University of Adelaide researchers have confirmed that abnormalities in a common brain chemical are linked to sudden infant death syndrome (SIDS).
New theory on origin of the asteroid belt
A pair of researchers with Université de Bordeaux has proposed a new theory to explain the origin of the asteroid belt.
History of zero pushed back 500 years by ancient Indian text
The symbol "0" is a familiar sight, but its origins are far from certain.
AI spots Alzheimer’s brain changes years before symptoms emerge
MRI scans may help identify early signs of the disease
Childhood vaccines may go into one jab
A technology that could eventually see every childhood vaccine delivered in a single injection has been developed by US researchers.
Retaining older teachers for secondary education
Not all teachers succeed in staying happy with their work until the end of their career.
Memory decline after head injury may be prevented by slowing brain cell growth
Rutgers study questions traditional scientific view that neurogenesis aids recovery
'Exciting' discovery on path to develop new type of vaccine to treat global viruses
Scientists at the University of Southampton have made a significant discovery in efforts to develop a vaccine against Zika, dengue and Hepatitis C viruses that affect millions of people around the world.
Deprescribing gets support from Canada's seniors, survey shows
New national survey finds many Canadians worry it's all too much Medication
Medical students not trained to prescribe medical marijuana
Many states allow medical pot, but few med schools address it
Does the Mole Always Come Before the Melanoma?
Do Melanomas Arise From Preexisting Moles?
Why is it so hard to swat a fly?
Try to swat a fly and it will soon become clear that they're faster than you. Much faster. But how on Earth do these tiny creatures - with their minuscule brains - outwit us so easily?
See jerkface bacteria hiding in tumors and gobbling chemotherapy drugs
They make cancers drug-resistant, but a dose of antibiotics may help, study suggests.

	Newest Science News Blog 20170918
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