Prehistoric Dog Domestication Derailed by Ice Age
Some dogs were domesticated by 33,000 or more years ago, but the Ice Age disrupted the process.
Bacterial resistance to antibiotics: The more they resist, the more they divide
Bacteria acquire resistance to antibiotics through mutations and by incorporating new genes. When both mechanisms of resistance are playing out in Escherichia coli (E. coli), its ability to survive and reproduce is increased.
Population to Bulge, But Will Hit Ceiling
Speculation on population numbers raise questions about whether the planet can sustain us all.
Stegobot steals passwords from your Facebook photos
THINK twice before uploading your holiday pictures to Facebook - you could be helping someone to steal information from your computer.
Drug's lasting benefits sees breast cancer deaths down by third
The benefits of using tamoxifen to prevent recurrence of breast cancer after surgery continue to accrue long after women stop taking the drug, a study led by Oxford University has found.
Voices hard to hear for dyslexics
People with dyslexia struggle to recognise familiar voices, scientists suggest.
What Causes Prejudice against Immigrants, and How Can It Be Tamed?
Hostility toward others can explode into senseless violence. Reciprocal relationships and trust are keys to preventing such tragedies
Strength in numbers: the tide of Homo sapiens
New research sheds light on why, after 300,000 years of domination, European Neanderthals abruptly disappeared.
Leukemia drug reverses tamoxifen-resistance in breast cancer cells
Researchers at the Kimmel Cancer Center at Jefferson demonstrate drug combination's 'antioxidant effect' on cancer cells and fibroblasts
Researcher tests promising drug on those with Down syndrome
Attempt to increase memory, learning a potential milestone in Down research
Facial recognition identifies your social security number
A picture of your face is all it takes for Alessandro Acquisti at Carnegie Mellon University (CMU) to access a wealth of personal information.
Live disc implant could kill back pain
A live implant could kill the pain associated with slipped discs, a study in rats suggests.
Placenta Feeds Itself to Fetus in Times of Starvation
In times of starvation the placenta protects the fetus from brain dysfunction.
Guest authorship, a form of ghost writing, constitutes legal fraud
"Guest authorship is a disturbing violation of academic integrity standards, a practice which the authors also argue constitutes legal fraud.
Why diets don't work? Starved brain cells eat themselves
A report in the August issue of the Cell Press journal Cell Metabolism might help to explain why it's so frustratingly difficult to stick to a diet.
African rodent uses 'poison arrow' toxin to deter predators
Wildlife Conservation Society, University of Oxford, and National Museums of Kenya investigate first known mammal to use plant poison in defense
Ancient primate fossil unearthed
Researchers working in Uganda say they have unearthed the well-preserved fossil skull of an ancient primate.
Lifestyles of the old and healthy defy expectations
Einstein researchers find centenarians just as likely as the rest of population to smoke, drink and pack on pounds
Scientists identify what makes us feel 'bad' when we're sick, how to treat it
New study demonstrates that a new class of drugs designed to treat narcolepsy will also be effective in reversing illness-induced lethargy
'Big splat' may explain the moon's mountainous far side
Earth may once have had two moons
Earth may once have had two moons
Research links diet during pregnancy to breast cancer risk reduction in female offspring
Era of Hope conference to feature compelling research examining benefits to daughters based on mother's diet
Iron-rich dust fuelled 4 million years of ice ages
DUST is all that's needed to plunge the world into an ice age.
Human skin cells converted directly into functional neurons
Cells may prove useful for testing new therapeutic leads
Young 'more likely to reach 100'
Today's 20-year-olds are three times more likely to live to 100 than their grandparents and twice as likely as their parents, official figures show.
US physician practices spend 4 times Canadian practices
Gap ascribed to administrative costs of interacting with multiple payers
Locally owned small businesses pack powerful economic punch
Thinking small and local, not big and global, may help communities ignite long-term economic growth, according to Penn State economists.
Have we met before? Scientists show why the brain has the answer
Have you ever been approached by someone whose face you recognize but whose name you can't remember?
The brain grows while the body starves
When developing babies are growth restricted in the womb, they are typically born with heads that are large relative to their bodies.
NASA Spacecraft Data Suggest Water Flowing on Mars
Observations from NASA's Mars Reconnaissance Orbiter have revealed possible flowing water during the warmest months on Mars.
Tall tree riddle solved by model
Scientists have developed a mathematical model that predicts the maximum height trees can reach in particular environmental conditions.
Too few tonsillectomies 'risks health'
There has been a significant fall in the number of people having their tonsils removed in the UK over recent years, partly as a backlash against the procedure's overuse and, more recently, as a cost-saving exercise for the cash-strapped NHS.
Sex on the brain: What turns women on, mapped out
It's what women have been telling men for decades: stimulating the vagina is not the same as stimulating the clitoris. Now brain scan data has added weight to their argument.
Plagiarism Plague Hinders China's Scientific Ambition
For a decade, Helen Zhang has had a dream: to run an international scientific journal that meets international standards. So she was delighted to be appointed journal director for Zhejiang University in the eastern Chinese city of Hangzhou.
How to unlock and start a car - with a text message
Thought your shiny new car looked pretty impregnable? Think again. Two researchers have shown that they can unlock a car  - and even start the engine - using a simple text message.
WHO warns leprosy spreading in India
Six years after leprosy was declared officially eliminated in India, officials and doctors are warning that the disfiguring disease is spreading in poverty-stricken pockets of the country.
Mutations not inherited from parents cause more than half the cases of schizophrenia
Columbia University Medical Center researchers have shown that new, or "de novo," protein-altering mutations - genetic errors that are present in patients but not in their parents - play a role in more than 50 percent of "sporadic" - i.e., not hereditary - cases of schizophrenia.

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