Newest Science News Blog 20170116

Alzheimer's drug, could revolutionize dental treatments
A new method of stimulating the renewal of living stem cells in tooth pulp using an Alzheimer's drug has been discovered by a team of researchers at King's College London.
Why high-dose vitamin C kills cancer cells
Low levels of catalase enzyme make cancer cells vulnerable to high-dose vitamin C
Fear of diagnostic low-dose radiation exposure is overstated, experts assert
Long-held belief that even low doses of radiation increase cancer risk is based on an inaccurate, 70-year-old hypothesis
New Midwestern University research suggests appendix may have important function
May serve as a reservoir for beneficial gut bacteria
Do weekend warriors reap any health benefits?
But can people get a health benefit by working up a sweat only on the weekends?
Earth's Moon Formed in 'Moonlet' Mash-Up After Many Earth Impacts
Earth's moon may be the product of many small moonlets that merged after multiple objects as big as Mars collided with Earth, leaving disks of planetary debris orbiting the planet, a new study suggests.
Astronomers predict explosion that will change the night sky in 2022
Astronomy prof, student predict explosion that will change the night sky
Zapping the brain really does seem to improve depression
Now we know - zapping the brain with electricity really does seem to improve some medical conditions, meaning it may be a useful tool for treating depression.
New candidate for 'missing element' in Earth's core
Japanese scientists believe they have established the identity of a "missing element" within the Earth's core.
Oldest Evidence of Silk Found in 8,500-Year-Old Tombs
Silk proteins were found in tombs at Jiahu in the Henan Province in central China.
Two years and multiple doctors often needed to diagnose polycystic ovary syndrome
Largest study of PCOS reveals 'major gaps' in early diagnosis, education and support
'Dementia gene' may guard against decline associated with parasitic disease
New research in The FASEB Journal suggests that a gene associated with high risk for Alzheimer's disease and cardiovascular disease may actually have conferred an evolutionary advantage for humans at high risk for parasitic infections
Play an instrument? You probably react faster, too
Could learning to play a musical instrument help the elderly react faster and stay alert?
Updated classification system captures many more people at risk for heart attack
New heart disease 'staging' system focuses on those previously considered at low risk
Contrary to decades of hype, curcumin alone is unlikely to boost health
New review of the scientific literature on curcumin has found it's probably not all it's ground up to be
Baboon vocalizations contain five vowel-like sounds comparable to those of human speech
Acoustic and anatomic analyses suggest speech-like sounds in a closely related nonhuman primate
Ohio State joins national call for HPV vaccination as a means of preventing cancer
Consensus statement supports fewer doses in children under age 15, urges action to increase national vaccination rates
The moon is older than scientists thought, UCLA-led research team reports
Formation occurred 4.51 billion years ago, millions of years earlier than previously believed
The First FDA-Approved Artificial Pancreas System
Approval by the USFDA of what many would call the first artificial pancreas system
Cancer spread cut by 75% in tests
The deadly spread of cancer around the body has been cut by three-quarters in animal experiments, say scientists.
Scientists switch on predatory kill instinct in mice
Brain circuitry that coordinates predatory hunting isolated
Viruses in the genome important for our brain
Retroviruses may have played a significant role in the development of the human brain
Just How Safe Are Vaccines? Here Are the Numbers
Science on this issue is already clear; numerous studies show that vaccines are safe and effective, and that serious side effects are rare
U.S. Energy Agency Toughens Protections for Scientists
Revised scientific-integrity policy gives researchers more leeway to speak to the press and publish their findings
Study finds association between eating hot peppers and decreased mortality
Consumption of hot red chili peppers is associated with 13% reduction in total mortality
How the darkness and the cold killed the dinosaurs
New computer simulations show that the sulfuric acid droplets resulted in long-lasting cooling
Researcher hunts DNA on Mars
Alexandra Pontefract is part of a team working on a life-detection instrument - a DNA sequencer for Mars
Why Do Our Recorded Voices Sound Weird to Us?
Many people have heard their recorded voices and reeled in disgust. Others are surprised how high their voices sound.
Bat Chatter Is More Than a Cry in the Dark
Using algorithms developed for human speech recognition, researchers decoded which bats in an experimental colony were arguing with each other, and what they were arguing about.

	Newest Science News Blog 20170116
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